$8cos\left(2\pi t+\frac{\pi}{2}\right)cos^2\left(5\pi t\right)$
$\lim_{x\to2}\left(\frac{x^2+7x-18}{x-2}\right)$
$x3-3x+1+4x+5$
$\left(a+f\right)^3$
$4\:\left(\:x\:-\:2\:\right)\:-\:5\:<\:7\:x\:-\:1$
$\frac{9}{3}-\frac{16}{2}+\frac{36}{6}$
$\int-2\sqrt[4]{y}dy$
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