Are non-empty sets and A × B = B × A then ……
a) A is proper subset of B
b) A is subset of B...
Mathematics, 03.09.2020 19:01 oomale
Are non-empty sets and A × B = B × A then ……
a) A is proper subset of B
b) A is subset of B
c) B is proper subset of A
d) A = B
and why?
Answers: 1
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