Question

Use the table below of the function f(x) = x4 − 2x3 to answer this question: What is the average rate of change from x = −1 to x = 1?

Answer 1

F (1) - f (-1)  / 1- (-1) = -1 -3 / 1+1 = -4/2 = -2 

/ are fractions the equal signs should break them up, hope this helps.