$4c\left(2c-3\right)\left(2c+3\right)$

$\frac{1x^6}{16}-\frac{5x^5}{16}+\frac{25x^4}{12}-\frac{125x^3}{27}$

$\int\cos\left(x^3+2\right)x^2\:dx$

$\int\:t^3in\left(2t\right)dt$

$\int\frac{x}{\sqrt[3]{2x+1}}dx$

$\frac{14}{2}+\:\sqrt{14+2}$

$\lim_{x\to n}\left(\frac{ln\left(n+2\right)}{\left(n^{\frac{1}{2}}\right)}\right)$