$\left(tan\:bx+\:cot\:bx\right)\left(tan\:bx-cot\:bx\right)$
$\frac{2x^2+4x^2+2x}{6x^3-6x}$
$\left(5\right)\left(4^x\right)-32=5088$
$\left(4b\:-\:a^2\right)^3$
$x^2+3n-101=0$
$x^2+x-2\le0$
$x^2e^2x$
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