$\lim_{x\to1}\left(\frac{2x^3-14x^2-14x+30}{x^3+4x^2-x-4}\right)$

$\frac{dp}{dq}=\frac{p}{q^{-1}}$

$\lim_{x\to\infty}\frac{x-2}{x^2+1}$

$x^2+\left(17-x\right)^2=169$

$\int\left(x^6\left(9+x^7\right)^7\right)dx$

$9x^2-8^2$

$\frac{d}{dx}\left(4x\right)^{sin\left(5x\right)}$