15. [-11 Points] DETAILS BERRAPCALC7 4.3.091. 0/50 Submissions Used The following function is a company's price function, where p is the price (in dollars) at which quantity X (in thousands) will be sold. p = 400e'0-5X (a) Find the revenue function R(x). [Hint: Revenue is price times quantity, p - x.] R(X) = (b) Find the quantity and price that will maximize revenue. (Round your answers to two decimal places.) x = thousand units p = $ Need Help