Solve the problem.Let g(x) = x + 8. Find a function y = f(x) so that (f ? g)(x) = 2x + 16
A. f(x) = 2x
B. f(x) = 2x + 8
C. f(x) = 2x - 8
D. f(x) = 2(x + 1)
Answer: A
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Decide whether or not the given equation is an identity.
= 
A. Yes B. No
Solve the problem.The height h of a ball thrown is given by 
, where x is the horizontal distance traveled and both measurements are in feet. At what horizontal distances will the height of the ball be more than 
(Round distances to the nearest tenth of a foot, if necessary.)
A. 5.9 ft < x < 25 ft B. 0 ft < x < 19.1 ft C. 0 ft < x < 5.9 ft or 19.1 ft < x < 25 ft D. 5.9 ft < x < 19.1 ft
Use a calculator to find a graphical solution to the equation. Express results to the nearest thousandth.2x2 + 10x = - 7
A. -0.842, -4.158 B. -3.342, -6.658 C. -0.421, -2.079 D. 0.622, -5.622
Provide an appropriate response.A prime number has exactly 
factor(s).
A. 3 B. 0 C. 1 D. 2