$\frac{dy}{dx}=\frac{ty\left(4-y\right)}{3}$

$\lim_{x\to1}\left(\frac{x^3-4x^2-3x-2}{x^2+13x-14}\right)$

$v^2+8v-9=0$

$z^25-3^2y$

$\lim_{x\to\infty}\left(\left(cos\left(\frac{10}{x}\right)\right)^{x^2}\right)$

$\left(x^2+y^3\right)^5$

$\frac{3}{16^{x^2y^2}}+20xy+100$