The cost function for a company that produces cellular phones is C(x) = 11x^2 - 243x + 11682, where C s the cost in dollars and x is the number of cellular phones produced (in thousands).

A. How many units of cellular phones (in thousands) should be produced in order to minimize the cost? Round to the nearest cellular phone unit. ________(muliplied by 1000) cellphones

B. What is the minimum cost? Round to the nearest cent. $_________ (muliplied by 1000)