\( K = K_1\ \cup\ K_2 \)\( \normalsize K=\left(-\infty;0\right)\cup\left\langle1;\infty\right) \)Není zaškrtnuto
\( K = K_1\ \cup\ K_2 \)\( \normalsize K=\left(-\infty;1\right)\cup\left\langle2;\infty\right) \)Není zaškrtnuto
\( K = K_1\ \cup\ K_2 \)\( \normalsize K=\left(-\infty;-1\right)\cup\left\langle0;\infty\right) \)Není zaškrtnuto
\( K = K_1\ \cap\ K_2 \)\( \normalsize K=\left(-\infty;0\right)\cap\left\langle1;\infty\right) \)Není zaškrtnuto
