PLEASE HELP 50 PTS
For a function j(x), the difference quotient is 3x2 + 3xh + h2. What is the average rate of change of j(x) over the interval [–1, 6]?

15
21
25
31

PLEASE HELP 50 PTS For a function jx the difference quotient is 3x2 3xh h2 What is the average rate of change of jx over the interval 1 6 15 21 25 31 class=