The function y, equals, f, of, xy=f(x) is graphed below. What is the average rate of change of the function f, of, xf(x) on the interval minus, 7, is less than or equal to, x, is less than or equal to, minus, 2−7≤x≤−2?

The function y equals f of xyfx is graphed below What is the average rate of change of the function f of xfx on the interval minus 7 is less than or equal to x class=