Let X be a set and define the binary operation ∆ on the subsets of X by A∆B := (A∩B^{c})∪(B∩A^{c}).
Prove that the set P(X) of all subsets of X is a group under the operation ∆.
Let X be a set and define the binary operation ∆ on the subsets of X by
Prove that the set P(X) of all subsets of X is a group under the operation ∆.
Proof:
Now, verify whether the Inv...
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