$\left(3a-3b\right)$

$\frac{sinx}{sin\left(x+2\right)}=-\frac{1}{3}$

$x^2y'-x^2y=0$

$\frac{dy}{dx}=\frac{-y\sqrt{1-x^2}}{-x\sqrt{1-y^2}}$

$\left(x+2\right)\left(x-1\right)\le0$

$\left(3a^x-5y^m\right).\left(3a^x+5y^m\right)$

$\int_0^{0.5}\left(4\pi\sin\left(5\pi x\right)\right)dx$