$\frac{d}{dy}\left(z^3xy+yz-2=0\right)$

$\lim_{x\to4}\left(x^2+3x-10\right)$

$\int_{2\sqrt{2}}^4\frac{1}{\left(x^3\sqrt{x^2-4}\right)}dx$

$x^8\cdot\frac{x^8}{1}\cdot\frac{1}{x^8}\cdot\frac{1}{x^{16}}$

$-0.01x^3-0.25x^2+68x-600;x=35.37$

$\frac{\tan y+\cot y}{\sec y\cdot\csc y}=1$

$\ln\left(\sqrt[5]{8a^7b}\right)$