$sin^2\left(\frac{2\pi}{3}-x\right)+sin^2\left(\frac{2\pi}{3}+x\right)+sin^2\left(x\right)$

$\int\frac{1}{\left(x^2-48\right)}dx$

$\left(5y+2m\right)^2$

$-2\:x\:\left(-3\right)^3$

$-864\left(\:-960\right)$

$\lim_{x\to-1}\left(\frac{x^3}{\left(x+1\right)^2}\right)$

$\frac{dy}{dx}+3y=2x;\:y\left(0\right)=10$