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January 31, 2015

January 31, 2015

Posted by **Melissa** on Sunday, October 2, 2011 at 2:53am.

1. a^4-16

2. (m-n)^2-(2m+3n)^2

3.2x^4y^4-6x^5y^3+8x^3y

4.12m^2n^3+18m^3n^2

- Math -
**Reiny**, Sunday, October 2, 2011 at 9:03am1. and 2. --- difference of squares

3. and 4. --- take out highest common factor and go from there

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