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February 28, 2015

February 28, 2015

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

- College Algebra -
**bobpursley**, Sunday, August 15, 2010 at 12:43pm400=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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