Solve the problem.The work W (in joules) done by a force F (in newtons) moving an object through a distance x (in meters) is given by 
Find a formula for W, if 
and k is a constant.
A. W = 
+ C
B. W = k + C
C. W = 
+ C
D. W = kx2 + C
Answer: A
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Use implicit differentiation to find dy/dx and d2y/dx2.xy - x + y = 5
A. 
= - 
; 
= 
B. 
= 
; 
= 
C. 
= - 
; 
= 
D. 
= 
; 
= 
Solve the problem.A race track is in the shape of an ellipse 80 feet long and 60 feet wide. What is the width 32 feet from the center?
Fill in the blank(s) with the appropriate word(s).
Solve the problem.The price p and the quantity x sold of a certain product obey the demand equation p = - 
x + 120, 0 ? x ? 360.What price should the company charge to maximize revenue?
A. $30 B. $60 C. $72 D. $90
The bar graph below shows the number of students by major in the College of Arts and Sciences. Answer the question.
Did twice as many students major in History as in Science?
A. Yes B. No