Question

Question 13 of 23

If f(x) = 3x - 15, what is f(4)?
A. 3
O B. -8
O C. 12
O D. -3

Answer 1

f(4) = 3×4 - 15

f(4) = 12-15 = -3

Answer : D. -3

...........

Answer 2

D.-3

Explanation:

f(4)=3•4-15

=12-15

=-3