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Mathematics 9 Online
OpenStudy (anonymous):

Suppose that the manufacturer of a gas clothes dryer has found that when the unit price in p dollars, the revenue R (in dollars) is R(p)= -2p^2+6000p. (ONLY NEED HELP FOR b) a ) at what prices p is revenue zero? ( 0,3000 dollars) b)FOR WHAT RANGE OF PRICES WILL REVENUE EXCEED 600,000 dollars?

OpenStudy (sidsiddhartha):

u know derivatives?

OpenStudy (anonymous):

This is all they gave me in the question

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