Logintesting
13 Feb 14, 2:04PM
testing
<div class="orangebox">[begin{align*}]</div>&&\left({x^8-1}\right)\\&=&\left({(x^4)^2-1}\right)\\&&\text{the difference of squares}
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<div class="orangebox">[begin{align*}]</div>&&\left({x^8-1}\right)\\&=&\left({(x^4)^2-1}\right)\\&&\text{the difference of squares}