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October 25, 2014

October 25, 2014

Posted by **Dippy** on Tuesday, March 3, 2009 at 12:49am.

- algebra 1 -
**drwls**, Tuesday, March 3, 2009 at 2:32am(2x + 1.6)^2 = 4x^2 + 6.4x + 1.6^2,

so if you make k = 1.6^2 = 2.56, you have a perfect square

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