Suppose that the demand for q units of a product priced at $p per unit is described by: 10,000 p = 9+2 1. Find the derivative p'(q). -10,000 (a) 10,000 (b) -10,000 10,000 (9+2) 2 (9+2) 2 (C) (q+2) (d) (q+2) (e) 10,000 Answer [ Select ] 2. What is the rate of change of price with respect to quantity when q=18? Answer [ Select ] 3. What is the rate of change of price with respect to quantity when q=8? Answer [ Select ]