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March 28, 2015

March 28, 2015

Posted by **julissa** on Wednesday, February 4, 2009 at 10:23pm.

please help

- math -
**Reiny**, Wednesday, February 4, 2009 at 10:34pmso it must have factors (x+3) and (x-3)

equation: (x+3)(x-3) = 0

expand and you are done.

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