$\frac{dy}{dx}\:y=\:\frac{x-1}{\sqrt{x+1}}$
$5x-2\:>\:3x+\:11$
$\lim_{z\to i}\left(\frac{z^2+1}{z-i}\right)$
$\left(\frac{1}{2}c^3d\right)^5$
$2\sin^2\left(x\right)\:+\:\cos^2\left(x\right)$
$97\cdot83$
$\left(2+2cot^2\left(x\right)\right)cos\left(x+\frac{3n}{2}\right)$
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