$\frac{d}{dx}\left(9x^2+9y^2=\left(x^2+y^2-5x\right)^2\right)$

$\frac{x^{-1}}{x^{-5}yz}$

$\left(6a\right)^{-2}\left(a^{-2}\right)^{-2}\left(b^4\right)^{-2}$

$\lim_{x\to5}\left(\frac{\sqrt{25-x^2}}{x}\right)$

$5\log_p\left(s\right)+\frac{1}{2}\log_p\left(y\right)-\frac{3}{2}\log_p\left(x\right)-5\log_p\left(a\right)$

$\left(4b-49\right)-\:\left(4b^2+28b+49\right)$

$\int\frac{x^2+1}{x^4-x^2+1}dx$