$\sqrt{\log_{10}\left(n\right)}=2$
$\lim_{x\to\frac{\pi}{2}}\left(\frac{\sqrt{1-\cos\left(x\right)}-\sqrt{1+\cos\left(x\right)}}{\sqrt{\cot\left(x\right)}}\right)$
$\lim_{x\to\infty}\left(\frac{n^2-n+1}{n^2-n-1}\right)^{n\left(n-1\right)}$
$18a-14a=12$
$\frac { x ^ { 5 } y ^ { - 4 } } { x y ^ { - 1 } }$
$5sin\left(95^{\circ}\:\right)cos\left(140^{\circ}\right)$
$\frac{3^6}{3}$
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