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December 19, 2014

December 19, 2014

Posted by **David** on Thursday, December 13, 2012 at 1:14pm.

- Math solve for x -
**Reiny**, Thursday, December 13, 2012 at 1:30pmcomplete the square

x^2 - 4x + ... = 24 + ..

x^2 - 4x + 4 = 24 + 4

(x-2)^2 = 28

x-2 = ±√28

x = 2 ± 2√7

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