A manufacture has been selling 1550 television sets a week at $450 each. A market survey indicates that for each $28 rebate offered to a buyer, the number of sets sold will increase by 280 per week. a) Find the demand function p ( x ) , where x is the number of the television sets sold per week. p ( x ) = b) How large rebate should the company offer to a buyer, in order to maximize its revenue? $ c) If the weekly cost function is 116250 + 150 x , how should it set the size of the rebate to maximize its profit? $

Jace wrote a sentence as an equation. 56 is 14 more than a number. 14+ = 56 which statement best describes jace's work? jace is not correct. the phrase more than suggests using the symbol > and jace did not use that symbol. jace is not correct. he was correct to use addition, but the equation should be 56+ p = 14 jace is not correct. the first number in the sentence is 56, so the equation should start with 56. jace is correct. the phrase more than suggests addition, so jace showed that 14 plus a variable equals 56. o