$\left(9m+8n^7\right)^2$
$\frac{1}{\sqrt{x\left(1+\sqrt{x}\right)}^2}$
$\int\left(40cos\left(4t\right)e^{2t}\right)dt$
$\int_{-1}^1\left(2x^2y\right)dy$
$\frac{x^4+2x}{x^2+1}$
$-4+-2+1+1$
$2yz+7y-2z-7$
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