$\int\frac{\left(ln\left(x\right)\right)^3}{3}dx$

$\left(6x^2-2y^2\right)\left(5x^2-3y^2\right)$

$7a^2b\cdot7bc^2$

$-\left(m-1\right)^2\left(m^2+1\right)^2$

$\frac{dy}{dt}=23$

$\frac{7-\left(-7\right)}{2}$

$\frac{dy}{dx}\left(\sqrt{\frac{x}{y}}-\sqrt{\frac{y}{x}}=r\right)$