$s-21\le-18$
$4a^3-196$
$a^2-8ab+16b^2$
$\int_{\pi}^{\infty}\left(\frac{\sin\left(x\right)}{x^2}\right)dx$
$\left(4x^4-18x^2y\right)$
$x^2+3x-10>0$
$0\left(-22\right)$
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