$\frac{d}{dx}\left(x^{\frac{2}{3}}+y^{\frac{2}{3}}=0\right)$

$\int\frac{2lnx}{x^5}dx$

$\frac{d}{dx}\left(y\:=\:\left(sin\left(3x\right)\right)^{ln\left(x\right)}\right)$

$13=8+x$

$25a^2+80a+64$

$\left(x-2\right)\left(x^6-2x^5+4x^4-8x^3+16x^2-32x+64\right)$

$15x^2y^4+10x^4y^6-20x^3y^{10}$