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March 29, 2015

March 29, 2015

Posted by **Sammie** on Wednesday, July 25, 2012 at 8:40am.

- Math (Algebra) -
**Reiny**, Wednesday, July 25, 2012 at 10:44am7y^2+12y+13=3y^2+4

4y^2 + 12y + 9 = 0

(2y+3)(2y+3) = 0 ---> perfect square, double root

y = -3/2

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