Find the angle, in radians, in the figure below if S = 13 and r = 5.
A. 
B. 
C. 
D. 
E. 
Answer: C
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Evaluate the spherical coordinate integral.
A. 
?2
B. 
?
C. 
?2
D. 
?
Name the quadrant in which the point is located, or the axis on which it lies .(4, 14)
A. Quadrant IV B. Quadrant III C. Quadrant II D. Quadrant I
The figure shows the graphs of the cost and revenue functions for a company that manufactures and sells binoculars. Use the information in the figure to answer the question.
Fewer than how many binoculars must be produced and sold for the company to have a profit loss?
A. 1500 binoculars B. 750 binoculars C. 2250 binoculars D. 2700 binoculars
Solve the problem.Suppose that the manufacturing cost of a precision instrument is approximated by 
where x is the cost of materials and y is the cost of labor. Find 
A. 108 B. 354 C. 144 D. 1044