Let f (x) = x2+3x-4.

What is the average rate of change for the quadratic function from x=-3 to x = 8?

Enter your answer in the box.

Question

Mathematics

Gordon Rogers

14 September, 15:40

Let f (x) = x2+3x-4.

What is the average rate of change for the quadratic function from x=-3 to x = 8?

Enter your answer in the box.

+1

Answers (1)

Know the Answer?

Lillie · Answer 1

That is the slope from x=-3 to x=8

so

just do

(f (8) - f (-3)) / (8 - (-3)) = (84 - (-4)) / (8+3) = (84+4) / (11) = 88/11=8

average rate of change is 8

Let f (x) = x2+3x-4.What is the average rate of change for the quadratic function from x=-3 to x = 8?Enter your answer in the box.

Let f (x) = x2+3x-4.

What is the average rate of change for the quadratic function from x=-3 to x = 8?

Enter your answer in the box.