$m^2+2mn+n\:^2$
$\lim_{x\to\pi}\left(cos\:2x\:-\:2\:sin\:\frac{1}{2}x\right)$
$\int\frac{p}{p^3+4p^2+5p+2}\:dx$
$\frac{dy}{dx}=\left(\frac{2y+3}{8x+7}\right)^2$
$m^2+9m-34=0$
$6+0.50x=26$
$125x^2-200x+80$
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