$\left(8x+3\right)\left(2x+9\right)$

$\int x^2\sqrt[3]{x-3}dx$

$\left(\frac{9}{5}-\frac{-12}{5}-\frac{1}{5}\right)$

$\lim_{x\to4}\left(x^2+\sqrt{7-x}\right)$

$\sec^{2}x+\tan^{2}x=5$

$\lim_{x\to0}\left(\frac{sin}{1-cos\left(x\right)}\right)$

$\int\frac{x^2+5x+4}{\left(x-2\right)^3}dx$