$\frac{z^{-8}}{z^{-1}}$
$3a\sqrt{2}+2a\sqrt{2}-a\sqrt{2}$
$\sin^2\left(x\right)\cos^2\left(y\right)\:=\:1$
$2a+3b+3a+4b$
$\left(-114\right)^2$
$x^2\ge5$
$\left(4x^2+3\right)\left(4x-5\right)$
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