$-3x>9$
$m2\:-\:81$
$x4+x-x^2+x-2$
$\left(\frac{-2xz}{y^3}\right)^6$
$\int\left(-8\sin\left(2x\right)\right)dx$
$9r^2-4r+1$
$\cos x\left(\sec x+\cos x\right)+\sin x\left(\csc x+\sin x\right)-1$
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