Řeš v ℝ nerovnice:
\( \large {x^{2}}-3 x-28 \gt 0 \)
\( \large K= \left( -\infty;-5 \right) \cup \left( 6;\infty \right) \)
\( \large K= \left( -\infty;-3 \right) \cup \left( 8;\infty \right) \)
\( \large K= \left( -\infty;-7 \right) \cup \left( 4;\infty \right) \)
\( \large K= \left( -\infty;-4 \right) \cup \left( 7;\infty \right) \)
