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April 27, 2015

Homework Help: polynomials am i doing it right?

Posted by anonymous on Saturday, May 25, 2013 at 10:07am.

1) (x^4+7x^3+7)-(2x^4-4x^3+1)

= -x^4+3x^3+6

2) (3n^3+n^2-n-4)+(5n^3-4n^2+11)

= 8n^3-3n^2-n+11

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