SOLUTION: find the average rate of change of f(x)=x^2+6: a. from 1 to 3 b. from 2 to 4 c. from -2 to 1

Algebra ->  Functions -> SOLUTION: find the average rate of change of f(x)=x^2+6: a. from 1 to 3 b. from 2 to 4 c. from -2 to 1      Log On


   

Question 830977: find the average rate of change of f(x)=x^2+6:
a. from 1 to 3
b. from 2 to 4
c. from -2 to 1
Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
find the average rate of change of f(x)=x^2+6:
a. from 1 to 3
f(1) = 1^2 + 6 = 7
f(3) = 3^2 + 6 = 15
ROC = (15-7)/(3-1) = 4
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Do b & c the same way.
b. from 2 to 4
c. from -2 to 1