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January 28, 2015

January 28, 2015

Posted by **Marian** on Tuesday, March 8, 2011 at 6:10am.

9y^2-25

x^2-x-12

I'm totally stuck!

- algebra -
**bobpursley**, Tuesday, March 8, 2011 at 6:45amThe first is a difference of two squares.

(3x-5)(3x+5)

The second is

(x-4)(x+3) anytime the last term is negative, you have factors with different signs

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