$16-8-2+10-\left|3+7-13\right|$
$4y^2+16y+16$
$\left(6-7y\right)^2$
$\sqrt{4.\left(-3\right)^2}-6:\left(-1\right)^5$
$2m\left(-2m^2+m-3\right)$
$-3^2+2$
$\tan^2x+\cot^2x+2$
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