$364+93$
$\left(x^7y^2-1\right)^3$
$\sec^2\alpha=\cos\cdot\text{sen}\alpha+\frac{1}{\cot^2\alpha}$
$16y^2+8y-1$
$\frac{y'}{x}=\frac{x+1}{y}$
$4x^2>-9-12x$
$-6\left(a^2-3a+7\right)$
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