Question

Fie multimile: A= {3,4,5} B=5,6,7,8} C={2,4,8} K={1,3,5,7} aflati a)A∪B b)A∪K C)B∪C D)C∪K E)A∩B F)C∩B G)B∩K H)C∩K I)A\K J)C\A K)K\B L)K\A

Answer 1

a) A∪B={3,4,5,6,7,8}
b)A∪K={1,3,5,7,4}
c)B∪C={5,6,7,8,2,4}
d)C∪K={2,4,8,1,3,5,7}
e)A∩B={5}
f)C∩B={8}
g)B∩K={5,7}
h)C∩K={-}
i)A\K={4}
j)C\A={2,8}
k)K\B={1,3}
l)K\A=[1,7}