$3+2\cdot10+\left(1-\left(\frac{6}{2}+1\right)\right)-8-\frac{4}{2}\cdot\left(-2\right)$
$64v^2-9$
$32y^4z^2+36a^2z+4$
$\left(18\:\cdot2160\right)\:+\:\left(24\:\cdot2000\right)$
$\frac{\sin\left(x\right)}{8\cos\left(x\right)}$
$3^7$
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