1
Answer: CSet 1: Function Notation (Advanced)
Explanation
PROBLEM
If f(x) = 1x + 5 and g(x) = 1x + 1, find g(f(2)).
If f(x) = 1x + 5 and g(x) = 1x + 1, find g(f(2)).
A.
5
B.
10
C.✓ Correct
8
D.
7
Detailed Explanation
Choice C is the best answer. f(2) = 1(2) + 5 = 7. g(7) = 1(7) + 1 = 8
Why others are wrong:
A: 5 is incorrect because it does not satisfy the equation.
B: 10 is incorrect because it does not satisfy the equation.
D: 7 is incorrect because it does not satisfy the equation.