Dane są zbiory A i B
A = (−1; 1) ∪ (2; 3> ∪ <5; +∞),
B = (−∞; −1> ∪ (2; 4) ∪ (5; +∞).
Znajdź:
A ∪ B,
A ∩ B,
A \ B
B \ A