8

Set 3: Function Notation (Beginner)

Explanation

Answer: B

PROBLEM

If f(x) = 5x + 3, find f(6).

If f(x) = 5x + 3, find f(6).

A.

34

B.

33

✓ Correct
C.

31

D.

35

Detailed Explanation

Choice B is the best answer. f(6) = 5(6) + 3 = 30 + 3 = 33

Why others are wrong:
A: 34 is incorrect because it does not satisfy the equation.
C: 31 is incorrect because it does not satisfy the equation.
D: 35 is incorrect because it does not satisfy the equation.