(1 point) Research finds that the number of units of a product sold closely follows D(p) = 4000(1) + 10)e_0’3p , where p is the unit priceand q = D(p) is the number of units sold. (a) Find the revenue as a function of p. R0?) = (b) What price should be charged in order to obtain the largest possible revenue? What is the largest possible revenue?