Graph the function.
A.
B.
C.
D.
E. none of these
Answer: C
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The life expectancy of a star is a power function of its mass. The value of the power in this function is . If the mass is decreased by 14%, how is the life expectancy affected? Round your answer to two decimal places if necessary.
?
A. Life expectancy is increased by 72.07% B. Life expectancy is decreased by 72.07% C. Life expectancy is decreased by 45.8%. D. Life expectancy is increased by 45.8%.
Solve the problem.Does the graph of the function y = 4x + 8 sin x have any horizontal tangents in the interval If so, where?
A. Yes, at x = , x =
B. Yes, at x =
C. Yes, at x = , x =
D. No
Find all the first order partial derivatives for the following function.f(x, y) =
A. =
;
=
B. = -
;
= -
C. =
;
= -
D. =
;
= -
Solve the problem.The Acme Class Ring Company designs and sells two types of rings: the VIP and the SST. They can produce up to 24 rings each day using up to 60 total man-hours of labor. It takes 3 man-hours to make one VIP ring and 2 man-hours to make one SST ring. How many of each type of ring should be made daily to maximize the company's profit, if the profit on a VIP ring is $30 and on an SST ring is $40?
A. 12 VIP and 12 SST B. 0 VIP and 24 SST C. 8 VIP and 16 SST D. 16 VIP and 8 SST