$60\cdot16$

$3^{\left(x-1\right)\left(x+2\right)}=81$

$\int\:\frac{10\cdot\:\:x^2+12\cdot\:\:x+14}{x^3-2\cdot\:\:x+4}dx$

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

$\int\frac{1}{\sqrt{1-\left(x+1\right)^2}}dx$

$a3-5a+1\:entre\:a+2$

$\text{\tan}\left(\theta-\pi\right)$