Dati gli insiemi
A={1,3,4,7,9}
B={1,4,7}
C={3,5,6,8,9}
determina:
a)
[math]AuuB[/math]
={1,3,4,7,9}=Ab)
[math]AuuBuuC[/math]
={1,3,4,5,6,7,8,9}c)
[math]AnnB[/math]
=B={1,4,7}d)
[math]AnnC[/math]
={3,9}e)
[math]BnnC[/math]
={}
Dati gli insiemi
A={1,3,4,7,9}
B={1,4,7}
C={3,5,6,8,9}
determina:
a)
b)
c)
d)
e)