$y^2=361$
$-151-61$
$\left(5a^3+8b^4\right)^2$
$x^2+5x-66=9$
$\frac{2}{5}x-3\ge2x+8$
$4\left(3\right)^4-4\left(-2\right)^4$
$\frac{d}{dx}arccos\sqrt{3t+1}$
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