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Q.1 Determine whether or not each of the definition of ∗ given below gives a binary
operation. In the event that ∗ is not a binary operation, give justification for this
(v) On , define ∗ by
Answers (1)
(v) On , define ∗ by
* carries each pair to a unique element
in
.
Therefore,* is a binary operation.
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