$\frac{dy}{dt}=\left(e^{-\frac{t}{5}}\right)y$

$x\:2\:\left(y\:2\:+x\:2\:\right)+y\:8$

$\left(2x^{\left(3\right)}-5x^{\left(2\right)}-2x+8\right)$

$\left(5a^2+2b^2\right)^2$

$\frac{y'}{y}=\frac{2x}{3y^2}$

$25 = 7 + v$

$\int\left(5tan\left(x\right)-3\right)^2\cdot sec^2\left(x\right)dx$