$\int\sqrt{x}\left(\ln\left(x\right)\right)^2dx$

$\int\cos\left(3x+7\right)dx$

$4x^2-4x+1-10-4x$

$\lim_{x\to-\infty}\left(\frac{x^2-5x+3}{\sqrt{x^4}-2x^2-1}\right)$

$d+8c-c$

$\int\frac{5x^2+x+6}{x^3-1}dx$

$\lim_{x\to0}\left(\frac{e^x-e^{-x}-2x}{x^2sin\left(x\right)}\right)$