$\cos\left(x\right)\:\left(\tan\left(x\right)-\sin\left(x\right)\right)$

$\left(\left(3a\right)\left(4b\right)\right)^{\frac{1}{3}}$

$\int\cot^6\left(5x\right)dx$

$x^4-7x^3+5x^2+31x-30$

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

$\frac{dy}{dx}=\left(x+1\right)\left(y^2-1\right)$

$\lim_{x\to3}\sqrt{x+1}$