Find functions f and g so that F(x) = (f ? g) (x).F(x) = (-4x + 2)4
A. f(x) = -4x + 2, g(x) = x4
B. f(x) = x4, g(x) = -4x + 2
C. f(x) = (-4x)4, g(x) = 2
D. f(x) = -4x4, g(x) = x + 2
Answer: B
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For a certain population the growth rate G, measured in thousands per year, depends on the population n, measured in thousands. The relationship is
.
?
A: Make a graph of G versus t. Include populations of up to 120,000 (corresponding to 
).B: Explain what is happening to the population at 
thousand and at 
thousand.C: Over what population ranges is G negative?D: Explain in practical terms what is happening to the population over the population ranges you found in part C.
What will be an ideal response?
Evaluate the integral.
A. 9 B. 36 C. 4 D. 1
Solve the problem.The minimum length L of a highway sag curve can be computed by L = 
,where ?1 is the downhill grade in degrees (?1 < 0°), ?2 is the uphill grade in degrees (?2 > 0°), S is the safe stopping distance for a given speed limit, h is the height of the headlights, and ? is the alignment of the headlights in degrees. Compute L for a 55-mph speed limit, where 
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and 
Round your answer to the nearest foot.
A. 552 ft
B. 598 ft
C. 566 ft
D. 582 ft
Add the numbers.23 + 41
A. 55 B. 46 C. 64 D. 37