$\arcsin\left(sin\frac{2\pi}{15}\right)$

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

$\frac{d}{dx}x^{\frac{1}{2}}+y^{\frac{1}{2}}=16$

$\left(-6\right)\:-\:\left(-7\right)\:+\:\left(2\right)$

$25m^{\frac{2}{4}}$

$\frac{\cot\left(x\right)}{1+\csc\left(x\right)}-\frac{1+\csc\left(x\right)}{\cot\left(x\right)}=2\sec\left(x\right)$

$5x-3>\frac{x}{3}$