2
Answer: DSet 2: Function Notation (Beginner)
Explanation
PROBLEM
If f(x) = 1x + 1, find f(6).
If f(x) = 1x + 1, find f(6).
A.
4
B.
8
C.
6
D.✓ Correct
7
Detailed Explanation
Choice D is the best answer. f(6) = 1(6) + 1 = 6 + 1 = 7
Why others are wrong:
A: 4 is incorrect because it does not satisfy the equation.
B: 8 is incorrect because it does not satisfy the equation.
C: 6 is incorrect because it does not satisfy the equation.