$\int6e^{2x}dx$

$\frac{6-\sqrt{x}}{\sqrt{x}}$

$\left(cos\left(beta\right)+1\right)\left(sin\left(beta\right)cot\left(beta\right)-1\right)$

$x^2+8x=240$

$\left(4c-d\right)^2$

$\int\left(2t^2+1\right)\frac{1}{3}.t^3dt$

$\int\:\left(x^2-x\right)^4\:\left(2x-1\right)dx$