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Unformatted text preview: of s miles per hour for one hour. 1. What are the units of dC ds ? 2. Do you expect dC ds to be positive? Why or why not? 3. Interpret the statement C (3) = 25. 6. The cost of producing x items of a certain commodity, in dollars, is C ( x ) = 100 + 3 x. 001 x 2 + 0 . 000001 x 3 . 1. How might we interpret the 100 and the 3? (What are their units?) 2. In fact C ( x ) is always positive. Why would you expect this? 3. A company produces 100 items and sells them at $2 . 90 each. Assuming it could sell more at the same price, should it produce more? 2...
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 Fall '09
 BenedictGross
 Derivative, Quotient Rule

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