Question

Se considera multimile: A={a,b,c}'B={b,c,d},C={c,d} A)Scrieti submultimile multimii A B) Calculatii: A U B, B ∩ C , A U B U C,A ∩ B ∩ C,A\B,C\B

Answer 1

A)Scrieti submultimile multimii A
A=Ф (multimea vida)
A={a}
A={b}
A={c}
A={a,b}
A={a,c}
A={b,c}
A={a,b,c}  ( se scrie si multimea insasi)

A U B={ a,b,c,d}
B ∩ C={c,d}
A U B U C={a,b,c,d}
A ∩ B ∩ C={c}
A\B={a}
C\B=Ф  (multimea vida )

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