Rieš v \( \R \) nerovnicu:
\( \normalsize x\left({x-2}\right)\le2x-4 \)
\( \normalsize K=\left\{0\right\} \)
\( \normalsize K=\left\{2\right\} \)
\( \normalsize K=\left\{-2\right\} \)
\( \normalsize K=\left\{4\right\} \)