$9x^2-6x+8$

$\int\:\frac{sin^5\left(2t\right)}{\sqrt{cos\left(2t\right)}}dt$

$\int\left(1-x\right)\sqrt{x}\:dx$

$y^2e^t+\left(e^t+4\right)\frac{dy}{dt}=0$

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

$\lim_{x\to3}\left(\frac{x^2}{1-\cos\left(2x\right)}\right)$

$11^{-1}=\frac{1}{11}$