funkcja-f-jest-okreslona-wzorem-displaystyle-fx-fracx2x-8-dla-kazdej

$\displaystyle - \frac{1}{6}$\displaystyle - \frac{1}{6}

$\displaystyle \frac{\sqrt{2}+2}{\sqrt{2}}$\displaystyle \frac{\sqrt{2}+2}{\sqrt{2}}

$-1$-1

$2\sqrt{2}$2\sqrt{2}