For the given functions f and g, find the requested function and state its domain.f(x) = 
; g(x) = 
Find f ? g.
A. (f ? g)(x) = 
; {x|2 ? x ? 7}
B. (f ? g)(x) = 
; {x|x ? 14}
C. (f ? g)(x) = 
; {x|x ? 2, x ? 7}
D. (f ? g)(x) = 
; {x|x ? 0}
Answer: A
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Solve the problem.The monthly payment on a(n) $75,000 loan at 3.5% annual interest is $433.47. How much of the first monthly payment will go toward interest?
A. $262.50 B. $419.78 C. $218.75 D. $15.23
Decide what values of the variable cannot possibly be solutions for the equation.
- 
= 10
A. -3, 8
B. - 
, 
C. -8, 3
D. - 
, 
Find the indicated composition.f(x) = 2
; g(x) = 9x + 12Find (f ? g)(x).
A. (f ? g)(x) = 2
B. (f ? g)(x) = 2
C. (f ? g)(x) = 2
+ 5
D. (f ? g)(x) = 18
+ 12
Eliminate the parameter to obtain a Cartesian equation of the curve.x = 
, y = 3t + 4, 0 ? t ? 4
A. y = 4x2 + 3, -1 ? x ? 2 B. y = 3x2 + 4, 0 ? x ? 2 C. y = -4x + 18, 0 ? x ? 2 D. y = -4x2 + 18, 0 ? x ? 2