Question

Find the average rate of change for f(x) = x2 − 8x + 15 from x = 0 to x = 4.

A) −2
B) −4
C) 2
D) 4

Answer 1

−4

Explanation:

f(b) − f(a)

b − a

15 − (−1)

0 − 4

= −4

Answer 2

i think the answer is b