$\left(-22\right)-14-\left(-22\right)+14$
$\left(\frac{1}{2}x^3+\frac{1}{2}x^{-3}\right)^2$
$\left(z^2-4\right)^2$
$2.1\:+\:-2g\:=\:10.08$
$1x^2-2x+5$
$+8+1+1$
$\frac{1}{4}\left(16v-7\right)$
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