Find f(x) at the indicated value of x.f(x) = 
, x = 169
A. 28,561
B. 26
C. 13
D. 15
Answer: C
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Find the volume of the solid generated by revolving the region bounded by the given lines and curves about the 
. y = 
, y = 0, 0 ? x ? 
A. 6?
B. 2?
C. 12?
D. 
?
Find an equation for the sphere with the given center and radius.Center (-4, 9, 0), radius = 10
A. x2 + y2 + z2 - 8x + 18y = 3 B. x2 + y2 + z2 + 8x - 18y = 3 C. x2 + y2 + z2 - 8x - 18y = 3 D. x2 + y2 + z2 + 8x + 18y = 3
Tell whether a linear model or a quadratic model is appropriate for the data. If linear, tell whether the slope should be positive or negative. If quadratic, decide whether the leading coefficient a of x2 should be positive or negative.The amount of water in a pool as it is being filled, as a function of time.
A. linear; negative B. quadratic; positive C. linear; positive D. quadratic; negative
Evaluate. Assume u > 0 when ln u appears. 
dp
A. 
e5p2+ C
B. 7e5p2 + C
C. - 
e5p2 + C
D. -7e5p2 + C