Solve the problem. 8) The owner of a video store has determined that the cost C, in dollars, of operating the store is approximately given by C(x) =2x2 - 26x + 620, where x is the number of videos rented daily. Find the lowest cost to the nearest dollar. A) $451 B) $282 C) $536 D) $705 SHORT ANSWER. Write the word or phrase that best completes each statement or answers the question. 9) The manufacturer of a CD player has found that the revenue R (in dollars) is R(P) = -4p2 + 1,590p, when the unit price is p dollars. If the manufacturer sets the price p to maximize revenue, what is the maximum revenue to the nearest whole dollar