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Wyznacz:
A υ B=<2,6)
AnB =(2,5)
A\B ={2}
B\A=<5,6)
AπB=(2,5)
A\B=<-2,2>
B\A=<5,6)
A^B=(2;5) ^ odwrócone "u"
A\B=<-2;2>
B\A=<5;6)