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

$\int\frac{3x+2}{3}dx$

$-\left(-12\right)+7-13\left(-5\right)$

$t+\frac{-5}{t}-1$

$\left(\frac{4y^2z^{\frac{2}{3}}}{x^{\frac{1}{2}}}\right)^2\:.\:\left(\frac{x^{-3}y^6}{8z^4}\right)^{\frac{1}{3}}$

$3\cdot\left(5+3-2\right)\cdot7+1$

$\frac{s^2}{s^4-1}$