Home
Class 12
MATHS
Let ** be binary operation on N given b...

Let `**` be binary operation on N given by `a ** b` = LCM of a and b. Find
Find the identity of `**` in N.

Promotional Banner

Topper's Solved these Questions

  • RELATIONS AND FUNCTION

    MODERN PUBLICATION|Exercise EXAMPLE|212 Videos

  • PROBABILITY

    MODERN PUBLICATION|Exercise EXERCISE|543 Videos

  • RELATIONS AND FUNCTIONS

    MODERN PUBLICATION|Exercise EXAMPLE|13 Videos

Similar Questions

Explore conceptually related problems

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

Let ** be binary operation on N given by a ** b = LCM of a and b. Find Is ** commutative

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

Let * be the binary operation on N given by a*b = l.c.m. of a and b. Find 5 * 7, 20 * 16

Let ∗ be the binary operation on N given by * a * b = L.C.M. of a and b . Find : 5*7 , 20*16

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

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

MODERN PUBLICATION-RELATIONS AND FUNCTION-EXAMPLE
  1. Let * be the binary operation on N given by a * b = L.C.M. of a and b....

    Text Solution

    |

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

    Text Solution

    |

  3. Let ** be binary operation on N given by a ** b = LCM of a and b. Fin...

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

  8. Let * be a binary operation defined on Q, the set of rational numbers,...

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

  13. Find which of the operations are commutative and which are associative...

    Text Solution

    |

  14. Let '*' be a binary operation defined on Q. Find which of the followin...

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

  18. Consider a binary operation ∗ on N defined as a * b = a^3 + b^3 Choose...

    Text Solution

    |

  19. Let f : RrarrR , be defined as f(x) = 10x + 7. Find the function g : ...

    Text Solution

    |

  20. Let f : WrarrW, be defined as f (n) = n – 1, if n is odd and f (n) = ...

    Text Solution

    |