$\left(x+1\right)\left(x+3\right)\left(x+3\right)$

$4y^2-11y+6$

$4x^2+12x=7$

$\frac{1+sin\left(x\right)+sin^2\left(x\right)}{cos\left(x\right)}=cos\left(x\right)+tan\left(x\right)$

$\int6t^3dt$

$\left(v^2\right)^3\left(x^3\right)^2\left(v^6\right)^2$

$\left(12x^4+3x^2+7x+2\right)+\left(10x^2+6x-3\right)$