Homework Help: College Algebra

Posted by Gallaudet on Sunday, August 15, 2010 at 11:52am.

A manufacturer determines that the profit in dollars for manufacturing n units is P=2n^2-60x-400. (Assume that n is a positive integer) How many units are produced when the profit is $400?

College Algebra - bobpursley, Sunday, August 15, 2010 at 12:43pm
400=2n^2-60n-400

solve the quadratic for n.

I will be happy to critique your thinking. Hint: n cannot be negative.

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