$\int\frac{x}{\sqrt{59+7x^2+42x}}dx$
$y^2+8y-20$
$\frac{d}{dx}\left(2x\cos\left(3y\right)+4x\sin\left(y\right)\right)=0$
$x^2+x-182$
$x^2y+y$
$\lim_{x\to3}\left(3x^2-4x-11\right)$
$\int\frac{-3x+1}{x^2+2x-8}dx$
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