$2x+2y\sqrt{2}$

$\frac{\left[9\:sin\left(t\right)\:+\:8\:tan\left(t\right)\right]}{tan\left(t\right)}$

$\left(6-x^4\right)\left(36+6x^4+x^8\right)$

$x\frac{dy}{dx}+y=xsinx$

$\int\left(\frac{\cos\left(x\right)}{1+4\sin\left(x\right)}\right)dx$

$\int\left(\frac{\left(7x^2+8x+3\right)}{\left(x+1\right)\left(x+2\right)^2}\right)dx$

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