Find the average rate of change of the given function between the following pairs of x-values. (Enter your answers to two decimal places.) (x) = 7x + 7 (a) x 1 and x-3 (b) x 1 and x-2 (c) x 1 and x 1.5 (d) x 1 and x-1.1 (e) x-1 and x-1.01 (f) What number do your answers seem to be approaching?