$\int\left(2x^3-cosx\right)dx$
$2x-9=1$
$\lim_{x\to8}\left(\frac{cos\left(x\right)}{1-sin\left(x\right)}\right)$
$x^2+x=\frac{1}{3}$
$2x^3\cdot2x^2$
$x^2+48-19x$
$2x\:+\:7n\:+\:11x\:+\:3\:+5n$
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