need help to solve please see attached

Demand for Tents The demand for Sportsman 5 x 7 tents is given by the following function where p is measured in dollars and x is measured in units of a thousand. (Round your answers to three decimal places.) p = f(x) = -0.1x2 - x + 40 (a) Find the average rate of change in the unit price of a tent if the quantity demanded is between the following intervals. between 4300 and 4350 tents $ 866 * per 1000 tents between 4300 and 4310 tents $ 862 X per 1000 tents (b) What is the rate of change of the unit price if the quantity demanded is 4300? $ 1853260 * per 1000 tents