$\int\sqrt{\left(4-x^2\right)^5}dx$

$\cos\:\left(y\right)-\sin\:\left(y\right)+\sin\:\left(y\right)-\cos\:\left(y\right)$

$2x+2y-2x+y$

$-8x+7<31$

$\sin\left(x\right)=\frac{6.08}{1}$

$\lim_{x\to2}\frac{sin\:2}{x+1}$

$\frac{dy}{dx}=\frac{\left(x+3\right)}{\left(y-3\right)}$