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Define a binary operation * on the set A...

Define a binary operation * on the set `A={0,1,2,3,4,5}` given by `a*b=a b` (mod 6). Show that 1 is the identity for *. 1 and 5 are the only invertible elements with `1^(-1)=1` and `5^(-1)=5`

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RD SHARMA ENGLISH-BINARY OPERATIONS-All Questions
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  3. Define a binary operation * on the set A={0,1,2,3,4,5} given by a*b=a ...

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  7. Let X be a non-empty set and let * be a binary operation on P\ (X) ...

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  8. Let X be a non-empty set and let * be a binary operation on P\ (X) ...

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  13. Let A=NxxN , and let * be a binary operation on A defined by (a ,\ ...

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  14. Let A=NxxN , and let * be a binary operation on A defined by (a ,\ ...

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  15. Show that the number of binary operations on {1," "2} having 1 as iden...

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  16. Determine the total number of binary operations on the set S={1,\ 2...

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  17. Let * be a binary operation on Z defined by a*b= a+b-4 for all a ,\ ...

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  18. Let * be a binary operation on Z defined by a*b=a+b-4 for all a ,\ b...

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  19. Let * be a binary operation on Q0 (set of non-zero rational number...

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  20. Let * be a binary operation on Q-{-1} defined by a*b=a+b+a b for all...

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