Question

What is the average rate of change of f(x)=x²+4x+4 from x=1 to x=3?​

Answer 1

F(3) - F(1) / (3-1)

(3^2 + 3*4 + 4) - (1^2 + 1*4 + 4) / (2)

(9+12+4) - (1+4+4) / (2)

(25)-(9)/(2)

(16)/(2)

8

Explanation: