Find the average rate of change of f: x \longmapsto 2x^2-4x+1 between -2 and 3.
Find the average rate of change of f: x \longmapsto x^2-5x+7 between 2 and 5.
Find the average rate of change of f: x \longmapsto 3x^2-4 between -1 and 1.
Find the average rate of change of f: x \longmapsto -x^2+4x+7 between -2 and 0.
Find the average rate of change of f: x \longmapsto 5x^2+x-10 between -1 and 2.
Find the average rate of change of f: x \longmapsto -2x^2+3x-10 between -1 and 5.
Find the average rate of change of f: x \longmapsto -x^2+x between -4 and 4.