$\left(6x^2-4x-5\right)-\left(3x^2-7x+2\right)$

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

$\left(2+b\right)\left(8+b\right)$

$6.25l^2+5l+1$

$\int\left(\sin\left(sx\right)-\sin\left(x\right)\right)^2dx$

$\frac{dy}{dx}\left(2x\left(y+2\right)\right)$

$6x^2\left(y-2\right)-5x\left(y-2\right)+3\left(y-2\right)$