$x^2-2x\le0$

$4\left(2x-1\right)-3\left(x+1\right)\le10\left(x+3\right)$

$-3\left(10c+8\right)+10\left(8c+10\right)$

$\lim_{t\to\infty}\left(\frac{e^{2t}}{t^2}\right)$

$tan^4\left(x\right)+2tan^2\left(x\right)+1=sec^4\left(x\right)$

$x^2\sqrt[5]{x}$

$\left(x\right)\left(3x^2\right)$