Question

Answer 1

\(a,A\cup B=\left\{1;2;3;4;5;6\right\}\)

\(b,A\cap B=\left\{3;4\right\}\)

c, A\B= \(\left\{1;2\right\}\)

d, B \ A =\(\left\{5;6\right\}\)

Answer 2

a) \(A\cup B=\left\{1;2;3;4;5;6\right\}\)

b) \(A\cap B=\left\{3;4\right\}\)