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24-08-2022
Mathematics

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State whether each of the following operation is a binary operation on Z, the set of integers: (a) a * b = a -2b (b) a * b =√a+b

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itsmeimfine itsmeimfine

24-08-2022

Answer:

(a)

Step-by-step explanation

(b) is not a binary operation, because sqrt(a) is not a monomial

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