$\int^4\sqrt{x}\left(x+2\right)dx$

$\int_{\frac{\pi}{3}}^{\frac{2\pi}{5}}\sec^2xdx$

$ln\left(2\right)-ln\left(7\right)+.5ln\left(x\right)-ln\left(y\right)-ln\left(z\right)$

$\frac{1\:-\:cos\:\theta}{sin\left(\theta\right)}=\:csc\:\theta\:-\:cot\:\theta$

$\sin\left(100\:x\:\pi\:x\:0.003\right)$

$\lim_{x\to0}\left(-\frac{2}{3}x\cdot\ln\left(x\right)\right)$

$\frac{5x-10}{5}$