$\int\left(3e^{2x}+2e^{2x}\right)^2dx$

$\sin\left(2x^2y^2\right)=3x^3+1$

$\left(3z\right)\left(3x^3y^5z^2\right)^3\left(x^{6yz}\right)^2$

$1-cos\:x\:=\:sin\:x$

$\int\frac{\cos\left(x\right)}{4+\sin^2\left(x\right)}dx$

$x^2\le36$

$\log\left(x+3\right)+\log\left(x-6\right)$