How could I show that this is true:(adsbygoogle = window.adsbygoogle || []).push({});

[tex]\frac{m^2g^2-m^2}{ma+za}-\frac{zamg}{am+az+gm+gz}=-\frac{zma^2-z^2a^2}{ma-mg}[/tex]

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# Homework Help: Show an equality is true

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