Question

If f(x) = 5x−4, find f(2)

A. 10
B. 48
C. 2
D. 6

Answer 1

D. 6

Explanation:

f(x) = 5x - 4

f(2) = 5(2) - 4 The 2 is substituted into the equation where 'x' is.

f(2) = 10 - 4

f(2) = 6