$\lim_{x\to-2}\left(\frac{\sqrt{x+6}-2}{s+2}\right)$

$\left(2x^3-3x^2+4x-2\right)-\left(x^4-x^3+4\right)+\left(3x^2-5x+5\right)$

$x^2-x-12\left(x+3\right)\left(x-4\right)$

$-3\left(2-0\right)+6$

$\int\frac{\sqrt{x^2+2}}{x^2}dx$

$\lim_{x\to\frac{\pi}{2}}\left(\cot\left(x\right)\right)^{\cos\left(x\right)}$

$\int\left(6x+8\right)\left(3x^2+8x-4\right)^2dx$