$\int\:\frac{1}{\sec\:\left(m\right)\left(1+\cos\:\left(m\right)\right)}dm$

$5\cot^2\left(x\right)-1=4$

$sin\left(arccos\left(\frac{3}{4}\right)-arctan\left(\frac{1}{2}\right)\right)$

$\frac{3pq}{qp^2\:}\:$

$15+\left[45+1\right]$

$\sec^4\left(u\right)-\sec^2\left(u\right)=\tan^2\left(u\right)+\tan^4\left(4\right)$

$-18z^{14}+27z^{10}-36z^6+45^2$