Bus Econ 11.3.32 Suppose customers in a hardware s1ora are wlling to buy Mp} hams o'l nails at p dollars per box, as given by me following function. N{p]=90-5p2; 15.154 a. Find the average rate of change of demand for a change in price from 52 to 53. The average rate of change of demand for a change in price from 52 to $3 is D boxes per dollar. {Type an integer or a decimal.) 11.4.3 Find f' (x) for the following function. Then find f'(6), f'(0), and f'( - 7). f(x) = - 8x +4x f' ( x ) =