A company that produces tracking devices for computer disk drives finds that if it produces x devices per week, its costs will be C(x) = 160x + 16,000 and its revenue will be R(x) = -2x² + 58 (both in dollars). (a) Find the company's break-even points. (Enter your answers as a comma-separated list.) devices per week (b) Find the number of devices that will maximize profit. devices per week Find the maximum profit. $

Suppose a gift basket maker incurs costs for a basket according to C(x)=18x+220. If the baskets are sold for $43 per basket, what is the revenue function? (Simplify the function, unsimplified will result in 0 credit) R(x)=

A marketing firm has calculated that the total profits P of a product with x-dollars invested in marketing can be modeled as P(x)=-8x2 +56x+17, where P(x) and x are both measured in hundreds of dollars. How much money should be invested in marketing to maximize profits?

Suppose that Sport Stylz Inc. determines that the cost, in dollars, of producing cellphone-sunglasses is given by C(x)= -0.20x2 + 80x. Round to the nearest cent. Find the following: C(501)–C(500) 501-500