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Gabrielaanamar1
a fost răspuns

Fie multimile A={1,2,3,4,5,6,7}, B={5,6,7,8,9} si C={1,2,3,7,12} . Aflati:
a)A∨B
b)A∨C
c)B∨C
d)A∧B
e)A∧C
f)B∧C

Răspuns :

a)=1,2,3,4,5,6,7,8,9      b)=1,2,3,4,5,6,7,12    c)1,2,3,5,6,7,8,9,12     d)=5,6,7     e)=1,2,3,7      f)=7,
Gabriela1500
a) {1,2,3,4,5,6,7,8,9}
b) {1,2,3,4,5,6,7,12}
c) {1,2,3,5,6,7,8,9,12}
d) {5,7}
e) {1,2,3,7}
f) {7}

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