1. What do you understand by symmetric difference of A and B.
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The symmetric difference of two sets A and B is the set (A – B) ∪ (B – A) and is denoted by A △ B. ... A △ B is the set of all those elements which belongs either to A or to B but not to both. A △ B is also expressed by (A ∪ B) - (B ∩ A).
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The symmetric difference of two sets A and B is the set (A – B) ∪ (B – A) and is denoted by A △ B.
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