QuestioniOofiS 1/1 = S View Policies Show Attempt History Your Answer Correct Answer (Used) V Your answer is correct. The revenue from selling q items is R(q) = 500g (12, and the cost is C(q) = 150 + 20g. (a) Write a function that gives the total prot earned. 7r(q) = q2 + 480 q 150 V (b) Find the quantity which maximizes the prot. q=./ eTextbook and Media Hint Solution