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December 20, 2014

December 20, 2014

Posted by **Amy** on Tuesday, January 24, 2012 at 11:13am.

- Math - solving quadratic equations with factoring -
**Steve**, Tuesday, January 24, 2012 at 11:15am10 = -5t^2 + 30

5t^2 = 20

t^2 = 4

t = 2

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