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September 22, 2014

September 22, 2014

Posted by **Jessie** on Wednesday, January 9, 2013 at 7:37pm.

multiply:

(a + 5) (a - 5)

- math (algerba 1) -
**bobpursley**, Wednesday, January 9, 2013 at 7:40pmyou should use FOIL. However, you should have memorized this form:

(a^2-b^2)=(a+b)(a-b) If you dont recognize the difference of two squares, memorize it now.

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