$\int-4\ln\left(x^2-1\right)ydx$
$\lim_{x\to1.5}\left(\sin\left(1.00001\right)+1\right)$
$x-2y-3z=-1$
$x^2+21\ge10x$
$3^3-6^2+5^2-1^{10}$
$x^2\:+\:4y^2\:+\:5z^2\:=\:6\:$
$\frac{8-14+20-8}{-1}\cdot 2$
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