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March 29, 2015

March 29, 2015

Posted by **Shane** on Friday, May 2, 2014 at 5:32am.

- maths -
**Steve**, Friday, May 2, 2014 at 6:09am2(x^2+1) = 5x

2x^2 - 5x + 2 = 0

hint: 2*2 + 1 = 5

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