In another thread someone showed me this identity:(adsbygoogle = window.adsbygoogle || []).push({});

[tex]1+x+y^{2}+xy^{2}=(1+x)(1+y^{2})[/tex]

How does one recognize that the Left side of this equation can be factored into the form on the right? Is there some formula, or do you just have to memorize these kind?

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# Homework Help: Simple algebriac factoring

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