1.6
Zadanie
1.7
1.8
1.9
1.10
1.11
1.12
a)
A−B={1,3}
B−A={6,8,10}
b)
A−B={10}
B−A={2,3,7}
c)
A−B=∅
B−A={3,9,15,21}
d)
A−B={2,6,10,14,…}
B−A=∅
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