$\int\left(\frac{x\cdot\:\:tan^{-1}\left(x\right)}{\left(1+x^2\right)^{\frac{3}{2}}}\right)$

$8+1$

$8-10-3+11-1$

$3x+8x^2-9x-10$

$\lim_{x\to\infty}\left(\frac{t^4-4t^3}{4}\right)$

$\frac{d}{dz}\left(\sqrt{\frac{\left(xy+z\right)}{yz-x}}+3x\right)$

$\left|+6\right|+\left|+6\right|$