$\int e^{at}\cdot\cos\left(nt\right)dt$
$\frac{m^{24}}{m^{24}}$
$\frac{8x\infty}{8}$
$\left(x^2-1\right)\left(x+3\right)\left(x-2\right)$
$100x^4-121y^6$
$\lim_{x\to-2}\left(\frac{\sqrt{x^2-2x+1}-\sqrt{2x^2+1}}{x^2-4}\right)$
$9t^2-2t^2-8t+3t+6t$
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