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Let * be the binary operation on N given...

Let * be the binary operation on N given by a * b = L.C.M. of a and b. Find. Is * commutative?

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PRADEEP PUBLICATION-RELATIONS AND FUNCTIONS-EXERCISE
  1. Let * be the binary operation on the set {1,2,3,4,5}, defined by a *' ...

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  2. Let * be the binary operation on N given by a*b = l.c.m. of a and b. F...

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  3. Let * be the binary operation on N given by a * b = L.C.M. of a and b....

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  4. Let ∗ be the binary operation on N given by * a * b = L.C.M. of a and ...

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  5. Let ∗ be the binary operation on N given by * a * b = L.C.M. of a and ...

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  6. Let ∗ be the binary operation on N given by * a * b = L.C.M. of a and ...

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  7. Is '*' defined on the set {1,2,3,4,5} by a*b = L.C.M. of a and b a bin...

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  8. Let be the binary operation on N defined by a*b = H.C.F. of a and b: I...

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  9. Let ∗ be a binary operation on the set Q of rational numbers as follow...

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  10. Let ∗ be a binary operation on the set Q of rational numbers as follow...

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  11. Let * be a binary operation on the set Q of rational numbers as follow...

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  12. Let ∗ be a binary operation on the set Q of rational numbers as follow...

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  13. Let * be a binary operation on the set Q of rational numbers as follow...

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  14. Let ∗ be a binary operation on the set Q of rational numbers as follow...

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

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  16. let A = N xxN and * be the binary operation on A defined by : (a,b) * ...

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  17. State whether the following statement is true or false. Justify:For an...

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  18. State whether the following statements are true or false. Justify. If ...

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  19. State whether the following statements are true or false. Justify . Fo...

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  20. Consider a binary operation * on N defined as a* b = a^3 + b^3. Then

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