Verify the Divergence Theorem for the vector field and region F = (3x, 6z, 4y) and the region x2 + y2

Answers

Answer 1

To verify the Divergence Theorem for the given vector field F = (3x, 6z, 4y) and the region defined by the surface x^2 + y^2 ≤ z, we need to evaluate the flux of F across the closed surface and compare it to the triple integral of the divergence of F over the region.

The Divergence Theorem states that for a vector field F and a region V bounded by a closed surface S, the flux of F across S is equal to the triple integral of the divergence of F over V.

In this case, the surface S is defined by the equation x^2 + y^2 = z, which represents a cone. To verify the Divergence Theorem, we need to calculate the flux of F across the surface S and the triple integral of the divergence of F over the volume V enclosed by S.

To calculate the flux of F across the surface S, we need to compute the surface integral of F · dS, where dS is the outward-pointing vector element of surface area on S. Since the surface S is a cone, we can use an appropriate parametrization to evaluate the surface integral.

Next, we need to calculate the divergence of F, which is given by ∇ · F = ∂(3x)/∂x + ∂(6z)/∂z + ∂(4y)/∂y. Simplifying this expression will give us the divergence of F.

Finally, we evaluate the triple integral of the divergence of F over the volume V using appropriate limits based on the region defined by x^2 + y^2 ≤ z.

If the flux of F across the surface S matches the value of the triple integral of the divergence of F over V, then the Divergence Theorem is verified for the given vector field and region.

To learn more about Divergence Theorem click here: brainly.com/question/31272239


#SPJ11


Related Questions

If f (u, v) = 5u²v – 3uv³, find f (1,2), fu (1,2), and fv (1, 2). a) f (1, 2) b) fu (1, 2) c) fv (1, 2)

Answers

a) f(1, 2) = -14 ,b) fu(1, 2) = -4  ,c) fv(1, 2) = -31 for the function f(u, v) = 5u²v – 3uv³

To find f(1, 2), fu(1, 2), and fv(1, 2) for the function f(u, v) = 5u²v – 3uv³, we need to evaluate the function and its partial derivatives at the given point (1, 2).

a) f(1, 2):

To find f(1, 2), substitute u = 1 and v = 2 into the function:

f(1, 2) = 5(1²)(2) - 3(1)(2³)

        = 5(2) - 3(1)(8)

        = 10 - 24

        = -14

So, f(1, 2) = -14.

b) fu(1, 2):

To find fu(1, 2), we differentiate the function f(u, v) with respect to u while treating v as a constant:

fu(u, v) = d/dx (5u²v - 3uv³)

         = 10uv - 3v³

Substitute u = 1 and v = 2 into the derivative:

fu(1, 2) = 10(1)(2) - 3(2)³

         = 20 - 24

         = -4

So, fu(1, 2) = -4.

c) fv(1, 2):

To find fv(1, 2), we differentiate the function f(u, v) with respect to v while treating u as a constant:

fv(u, v) = d/dx (5u²v - 3uv³)

         = 5u² - 9uv²

Substitute u = 1 and v = 2 into the derivative:

fv(1, 2) = 5(1)² - 9(1)(2)²

         = 5 - 9(4)

         = 5 - 36

         = -31

So, fv(1, 2) = -31.

To learn more about derivative click here:

brainly.com/question/15261023

#SPJ11


Evaluate the following integral.
Evaluate the following integral. 5 X S[(x+y) dy dx ОО 5 X Jusay S[+y) (x + y) dy dx = OO (Simplify your answer.)
Evaluate the iterated integral. 7 3 y SS dy dx 10VX + y? 7 3 dy dx = 10VX + y?

Answers

The first integral can be evaluated by switching the order of integration and simplifying the resulting expression. The value of the first integral is 125. The value of the second integral is -240.

To evaluate the first integral, we can switch the order of integration by considering the limits of integration. The given integral is ∫∫(x+y) dy dx over the region Ω, where Ω represents the limits of integration. Let's denote the region as R: 0 ≤ y ≤ 5 and 0 ≤ x ≤ 5. We can rewrite the integral as ∫∫(x+y) dx dy over the region R.

Integrating with respect to x first, we have:

[tex]∫∫(x+y) dx dy = ∫(∫(x+y) dx) dy = ∫((1/2)x^2 + xy)∣₀₅ dy = ∫((1/2)5^2 + 5y) - (0 + 0) dy= ∫(12.5 + 5y) dy = (12.5y + (5/2)y^2)∣₀₅ = (12.5(5) + (5/2)(5^2)) - (12.5(0) + (5/2)(0^2))[/tex]

= 62.5 + 62.5 = 125.

Therefore, the value of the first integral is 125.

For the second integral, ∫∫∫7 3 y SS dy dx over the region defined as 10VX + y, we need to evaluate the inner integral first. Integrating with respect to y, we have:

[tex]∫∫∫7 3 y SS dy dx = ∫∫(∫7 3 y SS dy) dx = ∫∫((1/2)y^2 + Sy)∣₇₃ dx = ∫(1/2)(3^2 - 7^2) + S(3 - 7) dx[/tex]

= ∫(1/2)(-40) - 4 dx = -20x - 4x∣₀₁₀ = -20(10) - 4(10) - (-20(0) - 4(0)) = -200 - 40 = -240.

Hence, the value of the second integral is -240.

Learn more about expression here:

https://brainly.com/question/28170201

#SPJ11




Water is drained from a swimming pool at a rate given by R(t) = 80 e -0.041 gal/hr. If the drain is left open indefinitely, how much water drains from the pool? Set up the integral needed to compute t

Answers

∫(0 to ∞) R(t) dt evaluating the integral for the drain to compute t we get  80 e -0.041 gal/hr

To compute the total amount of water drained from the pool when the drain is left open indefinitely, we need to set up an integral.

The rate at which water is drained from the pool is given by R(t) = 80e^(-0.041t) gallons per hour, where t represents time in hours. To find the total amount of water drained, we need to integrate the rate function over an indefinite time period.

The integral to compute the total amount of water drained is:

∫(0 to ∞) R(t) dt

Here, the lower limit of the integral is 0, as we start counting from the beginning, and the upper limit is infinity (∞) to represent an indefinite time period.

By evaluating this integral, we can find the total amount of water drained from the pool when the drain is left open indefinitely.

To learn more about integral click here

brainly.com/question/31744185

#SPJ11

= Homework: Section 7.5 Enhanced Assignment As Question 9, 7.5.19 Part 1 of 2 Find the least squares line and use it to estimate y for the indicated value of x. Next questic X 0.5 4 7.5 11 14.5 21.5 2

Answers

The least squares line is a linear regression line that best fits the given data points. It is used to estimate the value of y for a given value of x. In this question, we are asked to find the least squares line and use it to estimate y for x = 2.

To find the least squares line, we first calculate the slope and intercept using the least squares method. The slope (m) is given by the formula:

m = (n∑(xiyi) - (∑xi)(∑yi)) / (n∑(xi^2) - (∑xi)^2)

where n is the number of data points, xi and yi are the values of x and y, respectively. ∑xi represents the sum of all x values, and ∑(xiyi) represents the sum of the product of xi and yi.

Next, we calculate the intercept (b) using the formula:

b = (∑yi - m(∑xi)) / n

Once we have the slope and intercept, we can form the equation of the least squares line, which is of the form y = mx + b.

Using the given data points (x, y), we can substitute x = 2 into the equation and solve for y to estimate its value. The estimated value of y for x = 2 can be calculated by substituting x = 2 into the equation of the least squares line.

To learn more about regression click here: brainly.com/question/28178214

#SPJ11

PLEASE HELP ME!!!! 40 POINTS :)
Find the missing side

Answers

Using SOHCAHTOA

22 = Hypotenuse

y = Adjacent

So we will use CAH (cos)

cos(35) = [tex]\frac{y}{22}[/tex]

So y = 22 x cos(35)

18.02

Use the substitution u = x + 2 to evaluate the indefinite integral below. [2x(x + 2)^2x 3 dx Write the integrand in terms of u. (2x(x2 +2) ° dx- SO. du

Answers

The problem involves evaluating the indefinite integral [tex]∫2x(x + 2)^(2x+3) dx[/tex] using the substitution u = x + 2. The task is to express the integrand in terms of u and find the corresponding differential du.

To evaluate the integral using the substitution [tex]u = x + 2,[/tex]we need to express the integrand in terms of u and find the differential du. Let's start by applying the substitution: [tex]u = x + 2,[/tex]

Differentiating both sides of the equation with respect to x, we get: du = dx

Next, we express the integrand [tex]2x(x + 2)^(2x+3) dx[/tex] in terms of u. Substituting x + 2 for u in the expression, we have: [tex]2(u - 2)(u)^(2(u-2)+3) du[/tex]

Simplifying the expression, we have: [tex]2(u - 2)(u^2)^(2u-1) du[/tex]

Further simplification can be done if we expand the power of[tex]u^2: 2(u - 2)(u^4)^(u-1) du[/tex]

Now, we have expressed the integrand in terms of u and obtained the corresponding differential du. We can proceed to integrate this expression with respect to u to find the indefinite integral.

By evaluating the integral, we can obtain the result in terms of u.

Learn more about substitution here;

https://brainly.com/question/22340165

#SPJ11

If X has an exponential (1) PDF, what is the PDF of W = X2? 5.9.1 Random variables X and Y have joint PDF fx,y(, y) = ce -(x²/8)–(42/18) What is the constant c? Are X and Y in- dependent? 6.4.1 Random variables X and Y have joint PDF fxy(x, y) = 6xy 0

Answers

The answer of 1. The probability density function (PDF) of [tex]W = X^2[/tex] when X has an exponential (1) PDF and 2. The X and Y are dependent random variables.

The PDF of [tex]W = X^2[/tex], where X has an exponential (1) distribution, is given by [tex]\lambda e^{(-\lambda \sqrt w)} * 1/(2w^{(1/2)})[/tex]. X and Y are dependent random variables based on their joint PDF.

1. If X has an exponential (1) probability density function (PDF), we can find the PDF of [tex]W = X^2[/tex] using the method of transformations.

Let's denote the PDF of X as fX(x). Since X has an exponential (1) distribution, its PDF is given by:

[tex]fX(x) = \lambda e^{(-\lambda x)}[/tex]

where λ = 1 in this case.

To find the PDF of [tex]W = X^2[/tex], we need to apply the transformation method. Let [tex]Y = g(X) = X^2[/tex]. The inverse transformation is given by X = h(Y) = √Y.

To find the PDF of W, we can use the formula:

fW(w) = fX(h(w)) * |dh(w)/dw|

Substituting the values:

fW(w) = fX(√w) * |d√w/dw|

Taking the derivative:

d√w/dw = 1/(2√w) = [tex]1/(2w^{(1/2)})[/tex]

Substituting back into the equation:

[tex]fW(w) = fX(\sqrt w) * 1/(2w^{(1/2)})[/tex]

Since fX(x) = [tex]\lambda e^{(-\lambda x)}[/tex], we have:

fW(w) = [tex]\lambda e^{(-\lambda x)}[/tex]  [tex]* 1/(2w^{(1/2))}[/tex]

This is the probability density function (PDF) of [tex]W = X^2[/tex] when X has an exponential (1) PDF.

2. To find the constant c for the joint probability density function (PDF) fx,y(x, y) = [tex]ce^{(-(x^2/8) - (4y^2/18))[/tex], we need to satisfy the condition that the PDF integrates to 1 over the entire domain.

The condition for a PDF to integrate to 1 is:

∫∫ f(x, y) dx dy = 1

In this case, we have:

∫∫ [tex]ce^{(-(x^2/8) - (4y^2/18)) }dx dy = 1[/tex]

To find the constant c, we need to evaluate this integral. However, the limits of integration are not provided, so we cannot determine the exact value of c without the specific limits.

Regarding the independence of X and Y, we can determine it by checking if the joint PDF fx,y(x, y) can be factored into the product of individual PDFs for X and Y.

If fx,y(x, y) = fx(x) * fy(y), then X and Y are independent random variables.

However, based on the given joint PDF fx,y(x, y) = [tex]ce^{(-(x^2/8) - (4y^2/18))[/tex], we can see that it cannot be factored into separate functions of X and Y. Therefore, X and Y are dependent random variables.

To learn more about exponential from the given link

https://brainly.com/question/30241796

#SPJ4

Evaluate the integral by completing the square and using the following formula. (Remember to use absolute values where appropriate. Use C for the constant of integration.) dx · 12² 121 ¹n ( | X = 2

Answers

The given integral can be evaluated using the technique of completing the square. By completing the square and applying the given formula, we can find the value of the integral when x = 2.

To evaluate the integral [tex]\int\{12^2 / (121 - x^2)^n } \, dx[/tex], where n = 1, and evaluate it at x = 2, we can use the technique of completing the square.

First, let's rewrite the denominator as a perfect square:

[tex](121 - x^2) = (11 + x)(11 - x)[/tex].

Next, we complete the square by factoring out the square of half the coefficient of x and adding the square to both sides of the equation. Here, the coefficient of x is 0, so we don't need to complete the square.

Using the given formula, we have:

[tex]\int\ { 12^2 / (121 - x^2)^n\, dx = (1/2) * (12^2) * arcsin(x/11) / (11^{2n-1}) + C.}[/tex]

Substituting x = 2 into the formula, we can find the value of the integral at x = 2.

However, please note that the given integral has a variable 'n,' and its value is not specified. To provide a specific numerical result, we would need the value of 'n.'

To learn more about integral visit:

brainly.com/question/31728055

#SPJ11

Alexis opens a money market account at Lone Star Bank. The account compounds interest continuously at a rate of 7. 85%. If she initially invests $5,000, how much money will be in her account after 12 years?

Answers

The amount of money that will be in Alexis 's account after 12 years, given the initial deposit would be $ 12, 821. 84.

How to find the amount the investment grew to?

The formula for continuous compound interest is [tex]A = P * e^ {(rt)}[/tex]

In this case, P = $ 5, 000 , r = 7.85% or 0. 0785 ( as a decimal ), and t = 12 years.

The total amount after 12 years is therefore :

[tex]A = 5000 * e^ { (0.0785 * 12) }[/tex]

A = 5, 000 x [tex]e^ {(0.942)}[/tex]

[tex]e^ {(0.942)}[/tex] = 2. 56436843

A = 5, 000 x 2.56436843

= $ 12, 821. 84

In conclusion, after 12 years, Alexis will have about $ 12, 821. 84 in her money market account at Lone Star Bank.

Find out more on continuous compounding at https://brainly.com/question/14303868

#SPJ1




(c) Verify that y = cos x is a solution to this differential equation. =
1. Consider the Differential Equation: -yy" + (y')2 = 1 = (a) The order of this equation is: (b) Decide whether this equation

Answers

The given differential equation is -yy" + (y')^2 = 1. The order of this equation is second order.

To verify whether y = cos(x) is a solution to this differential equation, we need to substitute y = cos(x) into the equation and check if it satisfies the equation.

The order of a differential equation is determined by the highest derivative present in the equation. In this case, the highest derivative is y", so the order of the equation is second order.

To verify if y = cos(x) is a solution to the differential equation, we substitute y = cos(x) into the equation:

-(cos(x))(cos''(x)) + (cos'(x))^2 = 1.

Taking the derivatives, we have:

cos'(x) = -sin(x) and cos''(x) = -cos(x).

Substituting these values into the equation, we get:

-(cos(x))(-cos(x)) + (-sin(x))^2 = 1.

Simplifying the equation, we have:

cos^2(x) + sin^2(x) = 1.

Since cos^2(x) + sin^2(x) = 1 is an identity, it is true for all values of x. Therefore, y = cos(x) is indeed a solution to the given differential equation.

Learn more about derivative here:

https://brainly.com/question/29020856

#SPJ11

Find the general solution of the differential equation. dy ? +4 dx -3y2 a) -3 y2 = x2 + 4x+C b) In (-3y')= x° +12x+C c) -3y + - x?+ 4x+C = d) -3y2 = x +12x?+C e) -3y = x +12x+C =

Answers

To find the general solution of the given differential equation, we'll solve for y. The differential equation is written as: [tex]dy/dx + 4 = -3y^2[/tex] after evaluating, we got  -3y = x +12x+C. Therefore option E is correct answer

To solve this, we'll separate variables and integrate both sides. Start by isolating the variables: [tex]dy / (-3y^2) = -4 dx[/tex]

Now, integrate both sides: [tex]∫(dy / (-3y^2)) = ∫(-4 dx)[/tex] To integrate the left side, we can use the substitution u = y, [tex]du = dy: ∫(du / (-3u^2)) = -4x + C[/tex]Integrating the right side gives:- 1/(3u) = -4x + C

Now, substitute back u = y: -1/(3y) = -4x + C To get the general solution, we can rearrange the equation: -1 = (-3y)(-4x + C) -1 = 12xy - 3Cy We can rewrite this as: 12xy - 3Cy = -1

This is the general solution of the given differential equation. The equation represents a family of curves defined by this relationship between x and y, where C is an arbitrary constant Therefore option E is correct answer

Know more about arbitrary constant here:

https://brainly.com/question/29093928

#SPJ11


please do these 3 multiple
choice questions, no work or explanation is required just answers
are pwrfect fine, will leave a like for sure!
Question 17 (1 point) How many solutions are there to the system of equations 2x+9y-31 and -10x+6y=-2? infinity 3 01 0
Question 18 (1 point) Determine the value of k for which there is an infinite nu

Answers

Question 17: 1 solution; Question 18: k = 5; Question 19: Infinite solutions

Question 17: How many solutions are there to the system of equations 2x+9y=31 and -10x+6y=-2?

To determine the number of solutions, we can use various methods such as graphing, substitution, or elimination. In this case, we can use the method of elimination by multiplying the first equation by 10 and the second equation by 2 to eliminate the x terms. This gives us 20x + 90y = 310 and -20x + 12y = -4.

By adding the two equations together, we get 102y = 306, which simplifies to y = 3. Substituting this value of y back into either of the original equations, we find that x = 2.

Therefore, the system of equations has a unique solution, which means there is 1 solution.

Question 18: Determine the value of k for which there is an infinite number of solutions.

To determine the value of k, we need to look at the system of equations and analyze its coefficients. However, since the second equation is not provided, it is not possible to determine the value of k or whether there are infinite solutions. Additional information or equations are needed to solve this problem.

Question 19: How many solutions are there to the system of equations -3x + 4y = 12 and 9x - 12y = -36?

To determine the number of solutions, we can use the method of elimination. By multiplying the first equation by 3 and the second equation by -1, we can eliminate the x terms. This gives us -9x + 12y = -36 and -9x + 12y = 36.

Subtracting the two equations, we get 0 = 0. This means the two equations are dependent and represent the same line. Therefore, there are infinite solutions to this system of equations.

To learn more about system of equations click here: brainly.com/question/20067450

#SPJ11

> Q2). Using the Integral Test, check the convergence of the given series by venifying the necessary conditions of integral test OP (Sin?7+n+ (03) na

Answers

Answer: By using the integral test we found that the given series is divergent.

Step-by-step explanation: To check the convergence of the series ∑(n=1 to ∞) [sin(7+n) + (0.3) / n], we can apply the Integral Test.

According to the Integral Test, if a function f(x) is positive, continuous, and decreasing on the interval [1, ∞), and if the series ∑(n=1 to ∞) f(n) converges or diverges, then the integral ∫(1 to ∞) f(x) dx also converges or diverges, respectively.

Let's analyze the given series step by step:

1. Consider the function f(x) = sin(7 + x) + (0.3) / x.

2. The function f(x) is positive for all x ≥ 1 since sin(7 + x) lies between -1 and 1, and (0.3) / x is positive for x ≥ 1.

3. The function f(x) is continuous on the interval [1, ∞) as it is a sum of continuous functions.

4. To check if f(x) is decreasing, we need to examine its derivative.

  The derivative of f(x) with respect to x is given by:

  f'(x) = cos(7 + x) - 0.3 / x^2.

 

  Since the cosine function is bounded between -1 and 1, and x^2 is positive for x ≥ 1, we can conclude that f'(x) ≤ 0 for all x ≥ 1.

  Therefore, f(x) is a decreasing function.

5. Now, we need to determine if the integral ∫(1 to ∞) f(x) dx converges or diverges.

  ∫(1 to ∞) f(x) dx = ∫(1 to ∞) [sin(7 + x) + (0.3) / x] dx

 

  Applying integration by parts to the second term, (0.3) / x:

  ∫(1 to ∞) (0.3) / x dx = 0.3 * ln(x) |(1 to ∞)

 

  Taking the limits:

  lim as b→∞ [0.3 * ln(b)] - [0.3 * ln(1)]

  lim as b→∞ [0.3 * ln(b)] - 0.3 * 0

  lim as b→∞ [0.3 * ln(b)]

  Since ln(b) approaches ∞ as b approaches ∞, this limit is ∞.

 

  Therefore, the integral ∫(1 to ∞) f(x) dx diverges.

6. By the Integral Test, since the integral diverges, the series ∑(n=1 to ∞) [sin(7 + n) + (0.3) / n] also diverges.

Hence, the given series is divergent.

Learn more about Integral:https://brainly.com/question/22008756

#SPJ11

a local meterologist announces to the town that there is a 93% chance it will be cloudy that afternoon. what are the odds it will not be cloudy that afternoon?

Answers

If there is a 93% chance of it being cloudy in the afternoon, the odds of it not being cloudy can be calculated as 7:93.

To determine the odds of an event, we divide the probability of the event not occurring by the probability of the event occurring. In this case, the probability of it being cloudy is 93%, which means the probability of it not being cloudy is 100% - 93% = 7%.

To express the odds, we use a ratio. The odds of it not being cloudy can be represented as 7:93. This means that for every 7 favorable outcomes (not cloudy), there are 93 unfavorable outcomes (cloudy).

It's important to note that the odds are different from the probability. While probability represents the likelihood of an event occurring, odds compare the likelihood of an event occurring to the likelihood of it not occurring.

In this case, the odds of it not being cloudy are relatively low compared to the odds of it being cloudy, reflecting the high probability of cloudy weather as announced by the meteorologist.

Learn more about probability  here:

https://brainly.com/question/32004014

#SPJ11

Find the quotient and remainder using long division. x³ +3 x + 1 The quotient is x²-x X The remainder is +3 X

Answers

The quotient obtained by dividing x³ + 3x + 1 by x² - x is x² - x, and the remainder is 3x. The division process involves subtracting multiples of the divisor from the dividend until no further subtraction is possible.

To find the quotient and remainder, we perform long division as follows:

                  _________

x² - x | x³ + 3x + 1

                  x³ - x²

               ____________

                       4x² + 1

                - 4x² + 4x

               _____________

                           -3x + 1

After dividing the x³ term by x², we obtain x as the quotient. Then, we multiply x by x² - x to get x³ - x², which is subtracted from the original polynomial. This leaves us with the remainder 4x² + 1.

Next, we divide the remainder, 4x² + 1, by the divisor x² - x. Dividing 4x² by x² yields 4, and multiplying 4 by x² - x gives us 4x² - 4x. Subtracting this from the remainder leaves us with -3x + 1.

At this point, we can no longer perform further divisions. Therefore, the quotient is x² - x and the remainder is -3x + 1, which can also be written as 3x + 1.

Learn more about polynomial here:

brainly.com/question/28813567

#SPJ11

A 500-pound boat sits on a ramp inclined at 45°. What is the
force required to keep the boat from rolling down the ramp?

Answers

Answer:

The force required to keep the boat from rolling down the ramp is approximately 353.55 pounds.

Step-by-step explanation:

To determine the force required to keep the boat from rolling down the ramp, we need to analyze the forces acting on the boat on the inclined ramp.

When an object is on an inclined plane, the weight of the object can be resolved into two components: one perpendicular to the plane (normal force) and one parallel to the plane (component that tries to make the object slide or roll down the ramp).

In this case, the weight of the boat is acting straight downward with a magnitude of 500 pounds. The ramp is inclined at 45 degrees.

The force required to keep the boat from rolling down the ramp is equal to the component of the weight vector that is parallel to the ramp, opposing the tendency of the boat to slide or roll down.

To calculate this force, we can find the parallel component of the weight vector using trigonometry. The parallel component can be determined by multiplying the weight by the cosine of the angle between the weight vector and the ramp.

The angle between the weight vector and the ramp is 45 degrees since the ramp is inclined at 45 degrees.

Force parallel = Weight * cosine(45°)

Force parallel = 500 pounds * cos(45°)

Using the value of cos(45°) = sqrt(2)/2 ≈ 0.707, we can calculate the force parallel:

Force parallel ≈ 500 pounds * 0.707 ≈ 353.55 pounds

Therefore, the force required to keep the boat from rolling down the ramp is approximately 353.55 pounds.

Learn more about vector:https://brainly.com/question/3184914

#SPJ11

What is the measure of angle x? (1 point) A right angle is shown divided into two parts. The measure of one part of the right angle is 40 degrees. The measure of the other part is 2x. a 10 b 18 c 20 d 25

Answers

The measure of angle x is 25 degrees.

The correct answer is d) 25.

We have a right angle divided into two parts.

The measure of one part is 40 degrees, and the measure of the other part is 2x.

Let's set up an equation to solve for x:

40 + 2x = 90

We can subtract 40 from both sides of the equation:

2x = 90 - 40

2x = 50

Now, we divide both sides of the equation by 2 to isolate x:

x = 50 / 2

x = 25

For similar question on angle.

https://brainly.com/question/31487715  

#SPJ8

Points: 0 of 1 Save Find the linear and quadratic functions that best fit the data points (0,6.7). (1,6.5), (2,6.0), (3,5,8), and (4,5.9). Which of the two functions best fits the data? ank The linear

Answers

To find the linear and quadratic functions that best fit the given data points, we can use the method of least squares.

This method aims to minimize the sum of the squared differences between the observed y-values and the predicted y-values from the functions.  Let's start with the linear function: Step 1: Set up the linear function. Assume the linear function is of the form y = mx + b, where m is the slope and b is the y-intercept. Step 2: Set up the equations. For each data point (x, y), we can set up an equation based on the linear function: 6.7 = m(0) + b. 6.5 = m(1) + b

6.0 = m(2) + b

5.8 = m(3) + b

5.9 = m(4) + b. Step 3: Solve the equations: We have five equations with two unknowns (m and b). We can use these equations to set up a system of linear equations and solve for m and b. However, this process can be time-consuming. Alternatively, we can use matrix methods or software to solve for the values of m and b.

Step 4: Obtain the linear function

Once we have the values of m and b, we can write the linear function that best fits the data. Now let's move on to the quadratic function: Step 1: Set up the quadratic function. Assume the quadratic function is of the form y = ax^2 + bx + c, where a, b, and c are coefficients. Step 2: Set up the equations. Similar to the linear function, we can set up equations for each data point: 6.7 = a(0^2) + b(0) + c

6.5 = a(1^2) + b(1) + c

6.0 = a(2^2) + b(2) + c

5.8 = a(3^2) + b(3) + c

5.9 = a(4^2) + b(4) + c. Step 3: Solve the equations

Again, we have five equations with three unknowns (a, b, and c). We can use matrix methods or software to solve for the values of a, b, and c. Step 4: Obtain the quadratic function. Once we have the values of a, b, and c, we can write the quadratic function that best fits the data. To determine which function (linear or quadratic) best fits the data, we need to compare the residuals (the differences between the observed y-values and the predicted y-values) for each function. The function with smaller residuals indicates a better fit to the data. If you provide the values of m and b for the linear function or a, b, and c for the quadratic function, I can help you calculate the predicted y-values and compare the residuals to determine which function best fits the data.

To learn more about  method of least squares  click here: brainly.com/question/31984229

#SPJ11

2. Find the volume of the solid obtained by rotating the region bounded by y=x-x? and y = 0 about the line x = 2. (6 pts.) X

Answers

the volume of the solid obtained by rotating the region bounded by y = x - x² and y = 0 about the line x = 2 is π/6 cubic units.

To find the volume of the solid obtained by rotating the region bounded by y = x - x² and y = 0 about the line x = 2, we can use the method of cylindrical shells.

The volume of a solid generated by rotating a region about a vertical line can be calculated using the formula:

V = ∫[a,b] 2πx * f(x) dx

In this case, the region is bounded by y = x - x² and y = 0. To determine the limits of integration, we need to find the x-values where these curves intersect.

Setting x - x² = 0, we have:

x - x² = 0

x(1 - x) = 0

So, x = 0 and x = 1 are the points of intersection.

The volume of the solid is then given by:

V = ∫[0,1] 2πx * (x - x²) dx

Let's evaluate this integral:

V = 2π ∫[0,1] (x² - x³) dx

  = 2π [(x³/3) - (x⁴/4)] evaluated from 0 to 1

  = 2π [(1/3) - (1/4) - (0 - 0)]

  = 2π [(1/3) - (1/4)]

  = 2π [(4/12) - (3/12)]

  = 2π (1/12)

  = π/6

to know more about volume visit:

brainly.com/question/28338582

#SPJ11

Sketch a possible function with the following properties: f < -2 on 2 € (-0, -3) x f(-3) > 0 f > 1 on x € (-3,2) f(3) = 0 lim f = 0 = 8个

Answers

A possible function refers to a hypothetical or potential function that satisfies certain conditions or criteria. It is often used in mathematical discussions or problem-solving to explore different functions that could potentially meet specific requirements or constraints. To sketch a possible function with the given properties, we can use the following steps:

1. We know that f is less than -2 on the interval (-0, -3) x. So, we can draw a horizontal line below the x-axis such that it stays below the line y = -2 and passes through the point (-3, 0).

'2. Next, we know that f(-3) > 0, so we need to draw the curve such that it intersects the y-axis at a positive value above the line y = -2.

3. We know that f is greater than 1 on the interval (-3, 2). We can draw a curve that starts below the line y = 1 and then goes up and passes through the point (2, 1).

4. We know that f(3) = 0, so we need to draw the curve such that it intersects the x-axis at x = 3.

5. Finally, we know that the limit of f as x approaches infinity and negative infinity is 0. We can draw the curve such that it approaches the x-axis from above and below as the x gets larger and smaller.

Learn more about possible function here ;

https://brainly.com/question/12795969

#SPJ11

fF.d F.dr, where F(x,y)=xyi+yzj+zxk and C is the twisted cubic given by x=t,y=t²,z=t³,0 ≤ t ≤ 1 is C 26 27 30 0 0 0

Answers

The line integral ∫F · dr along the curve C is 9/10.

To evaluate the line integral ∫F · dr along the curve C, where F(x, y, z) = xyi + yzj + zxk and C is the twisted cubic given by x = t, y = t², z = t³ for 0 ≤ t ≤ 1, we need to parameterize the curve C and compute the dot product between F and the tangent vector dr.

The parameterization of C is:

r(t) = ti + t²j + t³k

To compute dr, we take the derivative of r(t) with respect to t:

dr = (dx/dt)i + (dy/dt)j + (dz/dt)k

dr = i + 2tj + 3t²k

Now we can compute the dot product between F and dr:

F · dr = (xy)(dx/dt) + (yz)(dy/dt) + (zx)(dz/dt)

F · dr = (t)(i) + (t²)(2t)(j) + (t)(t³)(3t²)(k)

F · dr = ti + 2t³j + 3t⁴k

To evaluate the line integral, we integrate F · dr with respect to t over the interval [0, 1]:

∫[0,1] F · dr = ∫[0,1] (ti + 2t³j + 3t⁴k) dt

Integrating each component separately:

∫[0,1] ti dt = (1/2)t² ∣[0,1] = (1/2)(1)² - (1/2)(0)² = 1/2

∫[0,1] 2t³j dt = (1/4)t⁴ ∣[0,1] = (1/4)(1)⁴ - (1/4)(0)⁴ = 1/4

∫[0,1] 3t⁴k dt = (1/5)t⁵ ∣[0,1] = (1/5)(1)⁵ - (1/5)(0)⁵ = 1/5

Adding the results together:

∫[0,1] F · dr = (1/2) + (1/4) + (1/5) = 5/10 + 2/10 + 2/10 = 9/10

To know more about line integral refer here:

https://brainly.com/question/29850528#

#SPJ11

For the function f(x,y)= 3ln(7y - 4x²), find the following: a) fx. b) fy 3. (5 pts each)

Answers

For the function f(x,y)= 3ln(7y - 4x²): (a) \(f_x(x, y) = \frac{{-24x}}{{7y - 4x^2}}\), (b) \(f_y(x, y) = \frac{{7}}{{7y - 4x^2}}\)

To find the partial derivatives of the function \(f(x, y) = 3\ln(7y - 4x^2)\), we differentiate with respect to each variable while treating the other variable as a constant.

(a) To find \(f_x\), the partial derivative of \(f\) with respect to \(x\), we differentiate \(f\) with respect to \(x\) while treating \(y\) as a constant:

\[f_x(x, y) = \frac{{\partial f}}{{\partial x}} = \frac{{\partial}}{{\partial x}}\left(3\ln(7y - 4x^2)\right)\]

Using the chain rule, we have:

\[f_x(x, y) = 3 \cdot \frac{{1}}{{7y - 4x^2}} \cdot \frac{{\partial}}{{\partial x}}(7y - 4x^2)\]

\[f_x(x, y) = \frac{{-24x}}{{7y - 4x^2}}\]

Therefore, \(f_x(x, y) = \frac{{-24x}}{{7y - 4x^2}}\).

(b) To find \(f_y\), the partial derivative of \(f\) with respect to \(y\), we differentiate \(f\) with respect to \(y\) while treating \(x\) as a constant:

\[f_y(x, y) = \frac{{\partial f}}{{\partial y}} = \frac{{\partial}}{{\partial y}}\left(3\ln(7y - 4x^2)\right)\]

Using the chain rule, we have:

\[f_y(x, y) = 3 \cdot \frac{{1}}{{7y - 4x^2}} \cdot \frac{{\partial}}{{\partial y}}(7y - 4x^2)\]

\[f_y(x, y) = \frac{{7}}{{7y - 4x^2}}\]

Therefore, \(f_y(x, y) = \frac{{7}}{{7y - 4x^2}}\).

To know more about function refer here:

https://brainly.com/question/31397807#

#SPJ11




Find the particular solution of the first-order linear differential equation that satisfies the initial condition. Differential Equation Initial Condition y' +9y = ex yo) - 5 + ya

Answers

The particular solution that satisfies the given initial condition is [tex]y = (-5/10)e^x + (1/10)e^(-9x).[/tex]

The given differential equation is a first-order linear equation of the form [tex]y' + 9y = e^x.[/tex] To solve it, we use an integrating factor, which is [tex]e^(∫9 dx) = e^(9x).[/tex] Multiplying both sides of the equation by the integrating factor gives us e^(9x)y' + 9e^(9x)y = e^(10x). By applying the product rule on the left side, we can rewrite it as (e^(9x)y)' = e^(10x). Integrating both sides, we get [tex]e^(9x)y = (1/10)e^(10x) + C[/tex], where C is the constant of integration. Dividing both sides by e^(9x) gives us y = (1/10)e^x + C*e^(-9x). Using the initial condition y(0) = -5, we can solve for C and find C = -5. Substituting this value back into the equation gives us[tex]y = (-5/10)e^x + (1/10)e^(-9x)[/tex].

Learn more about [tex]y = (-5/10)e^x + (1/10)e^(-9x)[/tex] here:

https://brainly.com/question/31285848

#SPJ11

Determine whether the claim stated below represents the null hypothesis or the alternative hypothesis. If a hypothesis test is performed, how should you interpret a decision that (a) rejects the null hypothesis or (b) fails to reject the null hypothesis? A scientist claims that the mean incubation period for the eggs of a species of bird is at least 55 days. Does the claim represent the null hypothesis or the alternative hypothesis? Since the claim a _______statement of equality, it represents the ______hypothesis

Answers

Since the claim states that the mean incubation period is "at least" 55 days, it suggests that the scientist believes the mean incubation period is greater than or equal to 55 days. In hypothesis testing, this claim represents the alternative hypothesis (H1).

The null hypothesis (H0) would state the opposite, which is that the mean incubation period is less than 55 days.

Interpreting the decision in a hypothesis test:

a) If the null hypothesis is rejected, it means that there is sufficient evidence to support the alternative hypothesis. In this case, it would imply that there is evidence to conclude that the mean incubation period is indeed at least 55 days for the species of bird.

b) If the null hypothesis fails to be rejected, it means that there is not enough evidence to support the alternative hypothesis. However, it does not necessarily mean that the null hypothesis is true. It could indicate that the sample data does not provide enough evidence to make a conclusive statement about the mean incubation period.

To know more about alternative visit;

brainly.com/question/22852593

#SPJ11

Find two solutions of the equation. Give your answers in degrees (0° s 0 < 360º) and in radians (0 5 0 < 2x). Do not use a calculator. (Do not enter your answers with degree symbols. Enter your answ

Answers

We need to determine the values of the variable that satisfy the equation in both degrees and radians, but the specific equation is not mentioned.

Since the equation is not provided, we cannot give the specific solutions. However, we can explain the general approach to finding solutions. To solve an equation, it is important to isolate the variable on one side of the equation. This may involve applying algebraic operations such as addition, subtraction, multiplication, division, or applying trigonometric identities and properties.

Once the variable is isolated, we can find the solutions by considering the range specified. In this case, the solutions should be given in degrees (0° ≤ θ < 360°) and radians (0 ≤ θ < 2π). The values of the variable that satisfy the equation within this range can be considered as solutions.

It is important to note that without the specific equation, we cannot provide the exact solutions in this response. If you provide the equation, we would be happy to guide you through the process of finding the solutions and provide them in both degrees and radians as requested.

Learn more about radians here:

https://brainly.com/question/19278379

#SPJ11

For a continuous nonnegative functionſ on all of R’, we can define the improper integral SSR2 / by the formula Shes = Lim Slot R- where DR is the closed disk of radius R > 0 centered at the origin. We will consider the function given by S(1,y) = -(2+), whose integral over all of R’ is ubiquitous in modern probability theory due to its connection with normal (probability) density functions. (a) For a fixed R > 0, express IR = SIDR as an iterated integral in polar coordinates. (b) Compute IR. (c) Compute S/R2 by computing limon IR. (Some work/explanation justifying your final numerical answer is required.)

Answers

It's important to note that this result depends on the specific function given in the problem. For other functions, the integral and limit may have different values or properties.

To answer your question, let's follow the steps outlined and work through each part. (a) To express IR = SIDR as an iterated integral in polar coordinates, we need to determine the appropriate limits of integration. In polar coordinates, the region DR corresponds to the interval [0, R] for the radial coordinate (r) and the interval [0, 2π] for the angular coordinate (θ).

The integral can be expressed as:

IR = ∬DR f(x, y) dA

Converting to polar coordinates, we have:

IR = ∫₀ˣR ∫₀ˣ2π f(r cos θ, r sin θ) r dθ dr

Using the function given as f(x, y) = -(2+), we substitute the polar coordinate expressions:

IR = ∫₀ˣR ∫₀ˣ2π -(2+r) r dθ dr

(b) Let's compute IR using the expression obtained in part (a). We can evaluate the integral step by step:

IR = ∫₀ˣR ∫₀ˣ2π -(2+r) r dθ dr

First, we integrate with respect to θ:

IR = ∫₀ˣR [-2r - r^2]₀ˣ2π dr

= ∫₀ˣR (-2r - r^2) dθ

Next, we integrate with respect to r:

IR = [-r^2/2 - (r^3)/3]₀ˣR

= -(R^2)/2 - (R^3)/3

Therefore, the value of IR is -(R^2)/2 - (R^3)/3.

(c) To compute S/R^2, we need to take the limit of IR as R approaches infinity. Let's compute this limit:

S/R^2 = limₐₚₚₓ→∞ IR

Substituting the expression for IR, we have:

S/R^2 = limₐₚₚₓ→∞ [-(R^2)/2 - (R^3)/3]

As R approaches infinity, both terms -(R^2)/2 and -(R^3)/3 approach negative infinity. Therefore, the limit is:

S/R^2 = -∞

This means that S/R^2 diverges to negative infinity as R approaches infinity.

Learn more about the integral here:

https://brainly.com/question/32678486

#SPJ11

Water is flowing into and out of two vats, Vat A and Vat B. The amount of water, in gallons, in Vat A at time t hours is given by a function Aft) and the amount in Vat B is given by B(t). The two vats contain the same amount of water at t=0. You have a formula for the rate of flow for Vat A and the amount in Vat B: Vat A rate of flow: A'(t)=-312+24t-21 Vat B amount: B(t)=-272 +16t+40 (a) Find all times at which the graph of A(t) has a horizontal tangent and determine whether each gives a local maximum or a local minimum of A(t). smaller t= 1 gives a local minimum larger t= 7 gives a local maximum (b) Let D(t)=B(t)-A(t). Determine all times at which D(t) has a horizontal tangent and determine whether each gives a local maximum or a local minimum. (Round your times to two digits after the decimal.) smaller t= 1.59 gives a local maximum larger t= 7.74 gives a local minimum (c) Use the fact that the vats contain the same amount of water at t=0 to find the formula for Aft), the amount in Vat A at time t. A(t) = -23 + 1272 – 21t+ 40 (d) At what time is the water level in Vat A rising most rapidly? t= 4 hours (e) What is the highest water level in Vat A during the interval from t=0 to t=10 hours? 7 X gallons (f) What is the highest rate at which water flows into Vat B during the interval from t=0 to t=10 hours? X gallons per hour 4 (g) How much water flows into Vat A during the interval from t=1 to t=8 hours? 98 gallons

Answers

The problem involves two vats, A and B, with water flowing in and out. The functions A(t) and B(t) represent the amount of water in each vat over time. By analyzing the rates of flow and the amounts in the vats, we can determine the times of horizontal tangents, the highest water level, and other related quantities.

To find times with horizontal tangents for A(t), we differentiate A(t) and set it equal to zero. Solving the equation yields t = 1 (local minimum) and t = 7 (local maximum). We calculate D(t) by subtracting A(t) from B(t). Taking the derivative of D(t) and finding its zeros, we get t = 1.59 (local maximum) and t = 7.74 (local minimum). Using the fact that A(0) = B(0), we determine the formula for A(t) as A(t) = -23 + 1272 – 21t + 40.

(d) To find the time when the water level in Vat A is rising most rapidly, we look for the maximum value of A'(t). This occurs at t = 4 hours.

The highest water level in Vat A between t = 0 and t = 10 hours can be found by evaluating A(t) at its local maximum. The result is 7X gallons. The highest rate at which water flows into Vat B during the given interval is determined by finding the maximum value of B'(t). The result is X gallons per hour.

The amount of water that flows into Vat A from t = 1 to t = 8 hours can be calculated by finding the definite integral of A'(t) over that interval. The result is 98 gallons.

To learn more about the tangent click here: brainly.com/question/10053881

#SPJ11

Relative to an origin O, the position vectors of the points A, B and C are given by
0A=i- j+2k, OB=-i+ j+k and OC = j+ 2k respectively. Let Il is the plane
containing O1 and OB.
(in)
Find a non-zero unit vector # which is perpendicular to the plane I.
(IV)
Find the orthogonal projection of OC onto n.
(v)
Find the orthogonal projection of OC on the plane I.

Answers

(i) OA and OB are orthogonal.

(ii) OA  and OB are not independent.

(iii) a non-zero unit vector that is perpendicular to the plane is 3√2.

What are the position vectors?

A straight line with one end attached to a body and the other end attached to a moving point that is used to define the point's position relative to the body. The position vector will change in length, direction, or both length and direction as the point moves.

Here, we have

Given: A = i- j+2k, B = -i+ j+k and C = j+ 2k

(i)  OA. OB =  (i- j+2k). (-i + j + k)

= - 1 - 1 + 2 = 0

Hence, OA and OB are orthogonal.

(ii) OA = λOB

(i- j+2k) = λ(-i + j + k)

i - j + 2k = -λi + λj + λk

-λ = 1

λ = -1

OA ≠ OB

Hence, OA  and OB are not independent.

(iii) OA × OB = [tex]\left|\begin{array}{ccc}i&j&k\\1&-1&2\\-1&1&1\end{array}\right|[/tex]

= i(-1-2) - j(1+2) + k(1-1)

= -3i - 3j + 0k

= |OA × OB| = [tex]\sqrt{9+9}[/tex] = 3√2

Hence, a non-zero unit vector # which is perpendicular to the plane is 3√2.

To learn more about the position vectors from the given link

https://brainly.com/question/29300559

#SPJ4

State the average rate of change for the situation. Be sure to include units. Chris grew from 151 cm tall at age 12 to 180 cm tall at age 16. Chris grew (Simplify your a years. cm. cm/year. K

Answers

To find the average rate of change in height for Chris, we need to determine the change in height and the corresponding change in age.

Change in height = Final height - Initial height

                  = 180 cm - 151 cm

                  = 29 cm

Change in age = Final age - Initial age

               = 16 years - 12 years

               = 4 years

Average rate of change = Change in height / Change in age

                                = 29 cm / 4 years

                                = 7.25 cm/year

Therefore, the average rate of change for Chris's height is 7.25 cm/year.

Learn about average rate of change here:

https://brainly.com/question/28999918

#SPJ11

A 10 m ladder leans against the side of a building. If the top of the ladder begins to slide down the building at a rate of 3 m/sec, how fast is the bottom of the ladder sliding away from the building when the top of the ladder is 6 m off the ground?

Answers

The bottom of the ladder is sliding away from the building at a rate of (4/5) m/sec when the top of the ladder is 6 m off the ground.

Let's denote the distance between the bottom of the ladder and the building as x and the height of the top of the ladder above the ground as y. We are given that dy/dt = -3 m/sec (negative sign indicates that the top of the ladder is sliding down).

Using the Pythagorean theorem, we know that x^2 + y^2 = 10^2. Differentiating both sides of this equation with respect to time, we get:

2x(dx/dt) + 2y(dy/dt) = 0.

Since we are interested in finding dx/dt (the rate at which the bottom of the ladder is sliding away from the building), we can rearrange the equation to solve for it:

dx/dt = -(y/x)(dy/dt).

At the given moment when the top of the ladder is 6 m off the ground, we can substitute y = 6 and x = 8 (since the ladder has a length of 10 m and the bottom is unknown). Plugging these values into the equation, we have:

dx/dt = -(6/8)(-3) = (4/5) m/sec.

Therefore, the bottom of the ladder is sliding away from the building at a rate of (4/5) m/sec.

Learn more about Pythagorean theorem here:

https://brainly.com/question/14930619

#SPJ11

Other Questions
there are 5000 people at a stadium watching a soccer match and 1000 of them are female. if 3 people are chosen at random, what is the probability that all 3 of them are male? In the event of premium default, which life insurance provision will use the cash value to keep the policy in force? what is the degree of multiprogramming for a single-processor system how often should a renewable media pleated surface be changed patent prints become latent prints when the fingerprint is not formed by residue, but by the body's natural oils and sweat on the skin that are deposited onto another surface. Find the absolute maximum and minimum, if either exists, for the function on the indicated interval f(x)=x* + 4x -9 (A) (-1,2) (B)1-4,01 (C)I-1.11 (A) Find the absolute maximum Select the correct choi "The invoice amount is $885; terms 2/20 EOM; invoice date: Jan5a. What is the final discount date?b. What is the net payment date?c. What is the amount to be paid if the invoice is paid on Jan Let R be a binary relation on Z, the set of positive integers, defined as follows: aRb every prime factor ofa is also a prime factor of b a) Is R reflexive? Explain. b) Is R symmetric? Is Rantisymmetric? Explain. c) Is R transitive? Explain. d) Is R an equivalence relation? e) Is (A,R) a partially ordered set? 2) Evaluate a arcsin x dx by using suitable technique of integration. Which of the following is characteristics of people in a trance?1.) the inability to eat2.) a lack of voluntary control.3.) the inability to be killed.4.) the ability to remember every detail experienced during the trace. Inflation is defined as increases in the average prices in the economy. The February 2022 inflation rate is 7.9% which is the highest in the last 40 years. Have you noticed the price increases in your daily life? What goods are increased by the most? and by how much? What do you think are the causes of the recent inflation? How do you cope with the inflation? a researcher compares the dog and human sequences of gene x and its protein product. the nucleotide sequences of the two different species' genes are 87% identical, whereas the amino acid sequences of the proteins are 99% identical. the discrepancy between the nucleotide and amino acid levels of sequence identity is possible because the genetic code is a large solar panel on a spacecraft in earth orbit produces 1.2 kw of power when the panel is turned toward the sun. What power would the solar cell produce if the spacecraft were in orbit around Saturn, 9.5 times as far from the sun?" The solution is 11 Watts. I just can't find the steps to solving this. Consider the reaction 30(g) 2 03(g) for which AHxn= +285 kJ and AS rxn -148.5 J/K. Which of the following statements regarding its temperature dependence is true?A. This reaction is spontaneous at all temperatures. B. This reaction is nonspontaneous at low temperatures and spontaneous at high temperatures. C. Insufficient data are provided to ascertain the temperature dependence of the reaction. D. This reaction is nonspontaneous at all temperatures. E. This reaction is spontaneous at low temperatures and nonspontaneous at high temperatures. On January 1, Crane Company has a beginning cash balance of $32000. During the year, the company expects cash disbursements of $240000 and cash receipts of $190000. If Crane requires an ending cash balance of $30000, the company must borrow$37000.$30000.$82000.$48000. acording to hares research studies what is the criminal psychopath lacking For the year ending December 31, 2020, Cobb Company accumulates the following data for the Plastics Division which it operates as an investment center contribution margin-$612,950 budget, $622,669 actual; controllable fixed costs-$302,000 budget, $305,500 actual. Average operating assets for the year were $2,073,000.Prepare a responsibility report for the Plastics Division beginning with the contribution margin for the year ending December 31, 2020. which of the following is true of product b in the first reaction coordinate diagram? group of answer choices it is neither the kinetic nor thermodynamic product it is the kinetic product only it is both the kinetic and thermodynamic product it is the thermodynamic product only Previous Evaluate 1/2 +y z ds where S is the part of the cone 2? = x + y that ties between the planes z = 2 and z = 3. > Next Question Assume Christopher wants a 360-degree performance... Assume Christopher wants a 360-degree performance appraisal. Which of the following individuals should he not be asking for feedback Multiple Choice a. Rhonda, his HR representative ces b. General Baines, his client c. Morgan, who works for Christopher d. Jack, who is on the same team as Christopher e. Heidi, his manage