Question

What is the average rate of change from x = −1 to x = −2?

bed5f9f1b593dc85e7e7838b83a8da3d.pptx

Answer 1

$Formula: \frac{f(b) - f(a)}{b - a} \\\\a = -1 , b = 2 , f(a) = 5 , f(b) = 7\\\\\frac{7 - 5}{-2 - (-1 )} = -2$