Property of sets

Question

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What symbol = (equal to) or (not equal to) to make the expression true.

{0} ? { }

Guest Jan 14, 2014

Melody · Answer 1 · 2014-01-15T07:40:42

Guest:
What symbol = (equal to) or (not equal to) to make the expression true.

{0} ? { }

'Not equal to' because the first set has got a zero in it and the other one has got nothing in it.
The second one is an 'empty' set.