A firm believes a product’s sales volume (S) depends on its unit selling price (P) as S = $100 – P. The production cost C is $850 + 9S. Determine the sales volume (S) at which the firm’s profit is a maximum. (Hint: calculate derivative of the profit function with respect to the price)

Gary lives in an area that receives high rainfall and thunderstorms throughout the year. which device would be useful to him to maintain his computer?

What is an equation of the line in slope intercept formm = 4 and the y-intercept is (0,5)y = 4x-5y = -5x +4y = 4x + 5y = 5x +4

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