2

Set 3: Function Notation (Beginner)

Explanation

Answer: A

PROBLEM

If f(x) = 1x + 10, find f(1).

If f(x) = 1x + 10, find f(1).

A.

11

✓ Correct
B.

13

C.

8

D.

9

Detailed Explanation

Choice A is the best answer. f(1) = 1(1) + 10 = 1 + 10 = 11

Why others are wrong:
B: 13 is incorrect because it does not satisfy the equation.
C: 8 is incorrect because it does not satisfy the equation.
D: 9 is incorrect because it does not satisfy the equation.