$35\pi\sqrt{x}-83\sqrt{yz}$

$-\frac{\sin\left(x^2\right)}{\cos\left(x^2\right)}$

$\int\frac{25}{x^3+5x}dx$

$\left(48y\right)-\left(12\right)$

$\lim_{x\to0}\left(\frac{\cos x}{sinx}-\frac{1}{x}\right)$

$\frac{dy}{dx}+\frac{y}{x-2}=5y^{\frac{1}{2}}x-2$

$\frac{d}{dy}e^{x+y}$