Question

Va rog mult !!!! dacă se poate ​

Answer 1

a) A UB={1,2,3,4,6}

b) A ∩ B={2}

c) A/B={1,3}

d) B/A={4,6}

e) A Δ B = (A/B) U (B/A) = {1,3} U {4,6} = {1,3,4,6}

f) A Δ {5,6} = (A/{5,6}) U ({5,6}/A) = {1,2,3} U {5,6} = {1,2,3,5,6}