$3n^2-30n+75$
$\sqrt[6]{27^3}.y^6$
$4-\left(8+\left(-11\right)\right)$
$3\left(4x-2\right)$
$csc\left(x\right)=\frac{sec\left(x\right)+csc\left(x\right)}{1+tanx\left(x\right)}$
$\left(x+1\right)+\left(2x-3\right)$
$\frac{216}{3}-\frac{216}{2}+9$
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