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January 30, 2015

January 30, 2015

Posted by **Anonymous** on Monday, August 25, 2014 at 7:26pm.

2x^2 - 8 = 100

- Algebra -
**Damon**, Monday, August 25, 2014 at 7:30pm2 x^2 = 108

x^2 = 54

note: 54 = 6 * 9 = 6 * 3^2

so

x = 3 sqrt 6 or x = -3 sqrt 6

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