zbiorem-wszystkich-rozwiazan-nierownosci0-3leftx-1rightle-frac5-3x3-jest-przedzial

A)

$\displaystyle \left(-\infty, \frac{2}{3} \right]$ \displaystyle \left(-\infty, \frac{2}{3} \right]

B)

$\displaystyle \left(-\infty- \frac{2}{3} \right]$ \displaystyle \left(-\infty- \frac{2}{3} \right]

C)

$\displaystyle \left[ \frac{2}{3},\infty \right)$ \displaystyle \left[ \frac{2}{3},\infty \right)

D)

$\displaystyle \left[- \frac{2}{3},\infty \right)$ \displaystyle \left[- \frac{2}{3},\infty \right)