$\int\left(\left(3x^6+5x-8\right)\left(18x^5+5\right)\right)dx$

$\int_{sin\left(x\right)}^{cos\left(x\right)}\left(6+v^4\right)^8dv$

$\lim_{x\to\infty}\left(e^{\frac{1}{x}}\right)$

$4x^2+8x$

$\frac{dy}{dx}=\frac{x}{7\cos\left(y\right)}\:$

$cos^2x=-5cosx+6$

$\left(2x-8\right)\left(2x+\right)$