Question

Zadanie 1 Wyznacz zbiór A\B.
a) A = <-5; 4>, B = (-3; -1)
b) A = <-3; 5), B = <2; )
c) A = <-3; ∞) B = <-1; 2)
d) A = R, B= <-3; 1>
Zadanie 2 Wyznacz zbioru A ∪ B, A∩B, A\B, B\A
a) A = (-3; 0), B = <-1;4)
b) A = (-4;2>, B = < ; 3)
c) A = (-∞; 2>, B = <0; 2)
d) A = <-1; 2>, B = <2: ∞)