4
Answer: ASet 5: Linear Functions (Intermediate)
Explanation
PROBLEM
If f(x) = 2x and g(x) = x + 5, find f(g(2)).
If f(x) = 2x and g(x) = x + 5, find f(g(2)).
A.✓ Correct
14
B.
7
C.
12
D.
9
Detailed Explanation
Choice A is the best answer. g(2) = 7. f(7) = 14
Why others are wrong:
B: 7 is incorrect because it does not satisfy the equation.
C: 12 is incorrect because it does not satisfy the equation.
D: 9 is incorrect because it does not satisfy the equation.