Solve the problem.An auxiliary fuel tank for a helicopter is shaped like the surface generated by revolving the curve 
, - 3 ? x ? 3, about the x-axis (dimensions are in feet). How many cubic feet of fuel will the tank hold to the nearest cubic foot?
A. 3
B. 10
C. 13
D. 5
Answer: B
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For the pair of functions, perform the indicated operation.f(x) = 7 - 8x, g(x) = -4x + 8
Find (f + g)(x).
A. 3x B. -4x + 15 C. -4x + 7 D. -12x + 15
Form a polynomial f(x) with real coefficients having the given degree and zeros.Degree: 4; zeros: 1, -1, and 4 - 2i
A. f(x) = x4 - 8x3 + 19x2 + 8x - 20 B. f(x) = x4 - 8x3 + 19x2 + 8x + 20 C. f(x) = x4 + 8x3 + 19x2 + 8x + 20 D. f(x) = x4 + 8x3 + 19x2 + 8x - 20
Solve the problem.The polynomial function 
gives the rate of gas leakage from a tank as pressure increases in p units from its initial setting. Will an increase of 1 unit(s) result in a lower rate of leakage compared to the initial setting?
A. Yes B. No
Factor.(x + 3)(8x + 7) + (x + 3)(3x - 11)
A. (x + 3)(11x + 4) B. (x + 3)(3x + 4) C. (x + 3)(11x - 4) D. (x + 3)(3x - 4)