$\int\left(\frac{\left(\frac{59}{4}x\right)}{\left(x^2+x+2\right)}\right)dx$

$\frac{sec\theta\:\:tan\theta\:}{cot\theta\:\:csc\theta\:}$

$\frac{\left(x^2-1\right)}{x^2-16}$

$\left(x^4-1\right)\left(x^2+1\right)$

$\log_x\left(100\right)-\log_x\left(4\right)=\:2$

$-19-14-28+19+30+24+2-22-3-22$

$-3+9-12-9-12-19$