$\left(e^{ix}+e^{-ix}\right)^3$
$5x^3-y-1=0$
$\sqrt[2]{42.25}$
$-5896\:x\:6321$
$\sqrt{3x}+5y$
$\int\left(\frac{1}{x^2\sqrt{x^2+49}}\right)dx$
$\left(a^2+4\right)\left(a-2\right)\left(a+2\right)$
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