$\left(\cot\left(x\right)\tan\left(x\right)\right)^2$

$12-6+8-\left(-8\right)$

$\frac{35vw^2}{25v^2w^2}$

$\lim_{x\to\infty}\left(\frac{\sqrt{x^2+\left(100x^2-1\right)^2}}{x}\right)$

$\int\left(1-\sin2x\right)^2dx$

$\sqrt{12+4x^2}$

$\int_0^{\pi}5\left(5-4cost\right)^{\frac{1}{4}}sent\:dt$