$x^6+20x^4-x^2$
$\cos\left(x\right)-2\cos^2\left(x\right)$
$7m+6<27$
$64-x^6$
$\left(3n^2\:-\:2x\:+5m\right)\:-\:\left(-3x\:+\:5m\:-\:3n^2\right)\:+\:n^2\:-\:x\:+\:m$
$\int y\left(4-y^2\right)^{\frac{3}{2}}dy$
$2x^3+x-3$
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