$-209-373$
$-3.84i-9i$
$\frac{1}{4}\left(-\:12\right)$
$bc\cos\left(a\right)+ca\cos\left(b\right)=c^2$
$\frac{4^5+4^5+4^5+4^5}{4}$
$\int\frac{3}{5}\left(v-2\right)e^{2-4v+v^2}\:dv$
$\left(x^2y^2-4z\right)\left(x^2y^2+4z\right)$
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