$\left(\sqrt{10}\right)^2$
$4x^2+11x+10\ge0$
$y=x+3x^{-2}$
$x\frac{dy}{dx}-y=x\cdot\left(\sin\left(x\right)+\pi\right)$
$\left(-3x^{-3}-\frac{4}{9}y\right)^2$
$1-19-45-134$
$\lim_{h\to0}\left(\frac{\sin\:\left(a+h\right)-\sin\:\left(a\right)}{h}\right)$
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