E Homework: 4.2 Homework Question 3, Bus Econ 4.2.19 HW Score: 40%, 20 of 50 points Points: 0 of 10 Save A record club has found that the marginal profit, P'(x), in cents, is given by P'(x) = - 0.0008x + 0.32x+ 67.8x for x$400, where x is the number of members currently enrolled in the club. 30,000-P'(x)= -0.0008x3 +0.32x2 +67.8x Approximate the total profit when 240 members are enrolled by computing the sum _ P' (x; ) Ax with Ax =40. 24,000- 1= 1 18,000- Marginal profit (in cents) 12,000- 6,000- OF III IV V V 100 200 300 400 Number of members