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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.On R, define * by a * b = ab2 |
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Answer» a ∈ R, b ∈ R then ab2 ∈ R ∴ a * b ∈ R ∴ * is a binary operation. |
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