?A manufacturer of stereo sound speakers has found that the revenue received from

Chapter 6, Problem 78

(choose chapter or problem)

A manufacturer of stereo sound speakers has found that the revenue received from selling the speakers at a cost of p dollars each is given by the polynomial \(-4 p^{2}+420 p\). Find the revenue received when \(p = 90\) dollars.

Text Transcription:

-4p^2+420p

p=90

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