A sporting goods store finds that if it sells x exercise machines per day, then its costs will be C(x) = 100x + 2400
and its revenue will be R(x) = −2x2 + 260x
(both in dollars).(a) Find the store's break-even points.
(smaller value) =
(b) Find the number of sales that will maximize profit, and find the maximum profit.
number of sales =
machinesmaximum profit $