$x^2+7x+10>0$
$\left(-8\right)+10\left(-15\right)$
$8-2\left(x+3\right)$
$\frac{\left(x^{2}+1\right)^{3}}{\left(x^{2}-1\right)^{4}}$
$\int9x\sec^2\left(2x\right)dx$
$\:\left(\:22m-18r\right)\:\left(\:22m+18r\right)\:$
$\sqrt[30]{-30\:517\:578\:125}$
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