$5x^3-28x^2+28x+16$

$\int\frac{1}{\left(9t^2+16\right)^2}dx$

$\frac{sin^2\theta\:-3cos^2\theta\:+1}{sin^2\theta\:\:-cos^2\theta\:\:}=2$

$12x^4y\left(-12x^2y^5\right)$

$\int\sin\left(10x\right).\sin\left(2x\right)dx$

$\int\left(\frac{e^{12t}}{\sqrt{4e^{6t}-1}}\right)dt$

$4log\left(2x-3\right)-2$