Question

what is the answer of this question.
K=|r'_ ×r''_|÷|r'_|​

Answer 1

Answer:

Consider the binary operations * : R × R → R and o : R × R →R defined as a * b = |a -b| and aob = a for all a, b ∈R. Show that ‘*’ is commutative but not associative, ‘o’ is associative but not commutative.Read more on Sarthaks.com - https://www.sarthaks.com/58600/consider-the-binary-operations-r-r-r-and-o-r-r-r-defined-as-a-b-a-b-and-aob-a

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Answer 2

Answer:

Consider the binary operations * : R × R → R and o : R × R →R defined as a * b = |a -b| and aob = a for all a, b ∈R. Show that ‘*’ is commutative but not associative, ‘o’ is associative but not commutative.Read more on Sarthaks.com - https://www.sarthaks.com/58600/consider-the-binary-operations-r-r-r-and-o-r-r-r-defined-as-a-b-a-b-and-aob-a