$\int x\left(x^4+10x^2+25\right)^{\frac{5}{2}}dx$
$158^2$
$\left(8m-4\right)\left(8m+6\right)$
$y=\frac{2}{x}+\frac{3}{x^3}$
$9x-4y-3z=12$
$\left(-\:3.756\right)\cdot7$
$\frac{d}{dx}\left(are\:\sec\left(x^2+2x+1\right)\right)$
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