A record club has found that the marginal profit, P'(x), in cents, is given by P'(x)-0.0008x+0.18x +54.3x for xs 200, where x is the number of members currently enrolled in the club. Approximate the total profit when 120 members are enrolled by computing the sum P'(x) Ax with Ax 20. i= 1 The total profit when 120 members are enrolled is approximately $ (Round to the nearest cent as needed.) 14,000- 3 P(x)-0.0008x+0.18x+54.3x 11,200 8,400- 5,600- 2,800- IIV V VI| 200 100 0 Number of members Marginal profit (in cents) A record club has found that the marginal profit, P'(x), in cents, is given by P'(x)-0.0008x+0.18x +54.3x for xs 200, where x is the number of members currently enrolled in the club. Approximate the total profit when 120 members are enrolled by computing the sum P'(x) Ax with Ax 20. i= 1 The total profit when 120 members are enrolled is approximately $ (Round to the nearest cent as needed.) 14,000- 3 P(x)-0.0008x+0.18x+54.3x 11,200 8,400- 5,600- 2,800- IIV V VI| 200 100 0 Number of members Marginal profit (in cents)