$\int_{-4}^4\left(24\sqrt{16-x^2}\right)dx$

$\log_{27}\left(\frac{x-10}{x-6}\right)=\frac{1}{3}$

$\int_0^{\pi}\left(\sin\left(6x\right)\cos\left(3x\right)\right)dx$

$36x^3yz-72x^2z^2+54x^2yz$

$400n^2-169m^2$

$x^{-14}y^9dx=x^2y^{-4}dy$

$\lim_{x\to-2}\left(\frac{x^3+x^2+2x}{x^2-x-6}\right)$