$\left(7m-6\right)\left(7m+6\right)$
$\left(\frac{3y}{4}\right)^2$
$\sqrt[4]{\frac{1}{x}}$
$\sqrt[3]{\sqrt[5]{b}}$
$\frac{\left(x^2-8x+7\right)}{x-2}$
$8x+6x+110=180$
$cos\left(\frac{2\pi\:}{3}+x\right)$
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