$\int se^8ds$
$x^5-7x^3-x^2$
$12\left(x^3+\:x\right)$
$81w^4z^6-121q^4$
$v^2+4v+4$
$\sec^2\left(x\right)-6=-4$
$-7x-5\le5x+3$
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