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High School
Mathematics
High School
Use the left Riemann sum to estimate the area of f(x)=x2 + 2 and the x axis using 4 rectangles in the interval [0,4]
Spanish
High School
Will give points for help with Spanish worksheet. Combine elements from the three columns to say what different people plan or intend to do next weekend.
Physics
High School
convert mileage into a categorical variable called mileage_category, by assigning all cars with less than 50,000 miles to the "low_mileage" category and the rest to the "high_mileage" category.
Mathematics
High School
ANSWER ALL QUESTIONS PLEASEDO NOT SKIPANSWER ALL SHOW ALL WORKDO NOT SKIP ANY OF THE WORKANSWER ALL QUESTION3. Let y + 3 = xy-6r. Use implicit differentiation to find y'or dy dx 4. A profit function is given by P(x)=-x' +55x-110. a) Find the marginal profit when x = 10 units. b) Find the marginal average
Chemistry
High School
A lump of zinc is tossed into a beaker of 500L of 14M hydrochloric acid. this reaction produces Hydrogen Gas and zinc (II) chloride. If the hydrogen gas is combusted and produces 645L of water vapor at 400 kelvin and 1.75 atm, what is the mass of the zinc?
Physics
High School
Carnot refrigerator A has a 26% higher coefficient of performance than Carnot refrigerator B. The temperature difference between the hot and cold reservoirs is 30% greater for B than A.If the cold-reservoir temperature for refrigerator B is 240K, what is the cold-reservoir temperature for refrigerator A? Express your answer in Kelvins.
Social Studies
High School
The goals of multicultural education include all of the following exceptthe assimilation of minority cultures into the majority culture.
Mathematics
High School
what is the diff erence between random sampling and random assignment and what types of conclusions can be drawn from each?
Biology
High School
Which of the following summarizes the main idea in paragraph 5?A.Our environment will always change, and most of these changes take hundreds of years to occur.B.Populations of a species living in different environments will develop different adaptations.C. An oil spill causes both short- and long-term changes in the environment.D. Many scientists believe that environmental change may have made dinosaurs become extinct.
Biology
High School
Recombinant DNA techniques typically involve generating a clone. Why?
Mathematics
High School
Delta Properties builds houses. They have two models, Economy and Deluxe. The cost to build depends on the square footage of the house and the size of the lot. Of course, the house and lot for the Deluxe model are larger than those for the Economy model. The size of the house and the lot size for each model is given in the table below, in number of square feet: Economy Model Deluxe Model Size of Building Size of Lot 2200 5000 3300 8000 The next table gives Delta's cost per square foot to build a house and to buy a lot, in dollars. Building Cost Lot Cost 500 100 The size and cost information is summarized in the following matrices: S 2200 5000 L3300 8000 C= 500 100 a. Compute the product SC. Preview b. What is the (2, 1)-entry of matrix SC? (SC)21 Preview The next table gives Delta's cost per square foot to build a house and to buy a lot, in dollars. Building Cost Lot Cost 500 100 The size and cost information is summarized in the following matrices: 2200 5000 S= 3300 8000 C= 500 100 Q. Compute the product SC. Preview b. What is the (2, 1)-entry of matrix SC? (SC)21 = Preview c. What does the (2, 1)-entry of matrix (SC) mean? Select an answer Get Help: VIDEO Written Example
Social Studies
High School
if george had grown up in a house that was later found to have extensive lead paint on the inside walls, what disorder is he more likely to suffer as an adult?
Mathematics
High School
Sketch with direction of the following functions r= f (O) in polar coordinate. a) r = 5 sin (30) b) r2 =-9 sin(20) c) r=4-5 cos e
Business
High School
Company was a mutual standard of 21 pounds per tots fachowed as a standard prisiz per pound. During February, COWO 760 pounds were and to be 2480 unit. What is the direct material price variance?
Mathematics
High School
Find the initial value a, growth/decay factor b, and growth/decay rate r for the following exponential function: Q(t) = 1350(1.793)^ta. The initial value is a = b. The growth factor is b =c. The growth rate is r = %(Note that if r gives a decay rate you should have r < 0.)
Social Studies
High School
the casting of actors who do not fit traditional cultural notions of masculinity and femininity suggests that culture can be
Mathematics
High School
8. Does the set {(5, 1), (4,8)} {c, 1), (4, 8)} span R"? Justify your answer. ??
Social Studies
High School
periodic physiological fluctuations in the body are known as
Biology
High School
exaggerated anterior-posterior curvature of the spinal column is known as
Mathematics
High School
help13. Use a polar integral to find the area of the region defined by r = cos 0,0 SST.
Geography
High School
Introduce Metropolitan Opera, USA. Introduce the building and the hall/halls in it in detail. Explain its importance for the city and country, its architectural and acoustic features. Give your answer in a systematic and understandable way using the heading
Mathematics
High School
7. Solve the differential equation. ryy=2re /*, y(1) = 2
Health
High School
while standing your blood pressure is normally greatest in your
Biology
High School
Which of the following promotes the formation of dilute urine?Antidiuretic hormone (ADH) control over urine concentration.large amounts of antidiuretic hormone (ADH) released from the posterior pituitaryincreased osmolality of extracellular fluidsdecreased osmolality of extracellular fluidsan increased number of aquaporins in the collecting duct
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