Mathematics

Please do the second part. Thanks!Use sigma notation to write the following left Riemann sum. Then, evaluate the let Riemann sum using a calculator on 10 In with n=25 Write the left Riemann sum using sigma notation. Choose the correct
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Find the point at which the line meets the plane X= 2+51 y=1 +21,2 = 2.4t x + y +z = 16 The point is (xy.z) (Type an ordered triple.)
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Evaluate the integral of F(x, y) = x^2y^3 in the rectangle of vertices (5,0); (7,0); (3,1); (5,1)(Draw)
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Ireally need thorough explanations of the questions, I would be veryappreciated.Definitely giving likes.Especially the fifth one please :), thank you.1. Find an equation for the line which passes through the origin and is parallel to the planes 2x-3y + z = 5 and 3x+y=2= -2. 2. Find an equation for the plane which passes through the points (0,-1,2),
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1. Pedro had $14.90 in his wallet. He spent $1.25 on a drink. How much does he have left?(a) Estimate the answer by rounding to the nearest whole numbers before subtracting.(b) Will your estimate be high or low? Explain.Find the difference. Show your work10 POINTS!!!! PLEASE HURRY :sob: I NEED TO PASS
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Once you are satisfied with a model based on historical and _____, you should respecify the model using all the available data. a.fit statistics b.analytical evaluation c.diagnostic statistics d.holdout period evaluations
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3. Solve the system of equations. (Be careful, note the second equation is x y + Oz = 4, and the third equation is 3x + Oy + 2z = -3.] 2x 3y + 2 1 4 -2 Y 3.0 + 22 = -3 (a) (=19, 7., 1)
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Sketch the graph and find the area of the region completely enclosed by the graphs of the given functions $f$ and $g$.$$f(x)=x^4-2 x^2+2 ; \quad g(x)=4-2 x^2$$
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The sun is 60 above the horizon. If a building casts a shadow 230 feet long, approximately how tall is the building? A. 400 feetB. 130 feet C. 230 feet D. 80 feet
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Find sin if sin u = 0.107 and u is in Quadrant-11. u sin C) -0.053 X Your answer should be accurate to 4 decimal places. 14 If sec(2) (in Quadrant-I), find 5 tan(2x) = u Find COS cos if COS u = 0."
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Hannah notices that segment HI and segment KL are congruent in the image below:Two triangles are shown, GHI and JKL. G is at negative 3, 1. H is at negative 1, 1. I is at negative 2, 3. J is at 3, 3. K is aWhich step could help her determine if GHI JKL by SAS? (5 points)Group of answer choicesG KL H
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Find all the local maxima, local minima, and saddle points of the function. f(x,y)= e + 2y - 18x 3x? Select the correct choice below and, if necessary, fill in the answer boxes to complete your choice
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If line joining (1,2) and (7,6) is perpendicular to line joining (3,4) and (11,x)
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the probability that a child is unvaccinated and visits the emergency room is 0.10. the probability that a child visits the emergency room given that the child is unvaccinnated is 0.57. what is the probability that a child is unvaccinated?
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Evaluate the limit of lim (x,y)=(0,0) x2 + 2y2 (A)0 (B) } (C) (D) limit does not exist 2. Find the first partial derivative with respect to z for f(x, y, z) = x tan-(YV2) (A) tan-(YV2) (B) VE
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Find the critical numbers of the function. (Enter your answers as a comma-separated list. If an answer R(x) = 6 +x-x? 6 X- 5 X=
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Find a polynomial function f of degree 4 whose coefficients are real numbers that has the zeros 1, 1, and -3-i. 3+4. Q2. The function f(x)= is one-to-one. Find its inverse functions and domain a"
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On what interval is the function h(x) = |x 2| + 5 increasing? A. (2, ) B. (5, ) C. (-, 2) D. (-, 5)
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Help quick please look at pic to solve
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average cost per floor 7) A deposit of $3000 is made in a trust fund that pays 8% interest, compounded semiannually for 35 years. a. What will be the amount in the account after 35 years?
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Find an explicit formula for the following sequence Alpe -7,0,7, 14, 21,...
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Thank you!Given that y() = c1e2 + cprel is the general solution to y"(x) + f(x)y'(x) + g(x) y(x) = 0 (where f and g are continuous), find the general solution of 2x y"(x) + f(x)y'(x) + g(x)y(x) - X by usin
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Store A and Store B compete for the business of the same customer base. Store A has 55% of the business and Store B has 45%. Both companies intend to expand to increase their market share. If both expand, or neither expand, they expect their market share to remain the same. If Store A expands and Store B does not, then Store A's share increases to 65%. If Store B expands and Store A does not, then Store A's share drops to 50%. Determine which strategy, to expand or not, each company should take.
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11. Find the surface area: (a) the paraboloid z = : x2 + y2 cut by z = 2; (b) the football shaped surface obtained by rotating the curve y = cos x, - < x < around x-axis in three dimensional Euclidean
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