Home
Class 12
MATHS
Which of the following is not a binary o...

Which of the following is not a binary operation on R?

A

`a * b=a|b| on R`.

B

`a * b="min "(a,b) on A=[1,2,3,4,5]`

C

`a * b=asqrtb" on "R`

D

`a * b=m: n` on R, is usual multiplication

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • DISCRETE MATHEMATICS

    PREMIERS PUBLISHERS|Exercise Solution To Exercise 12.3|20 Videos

  • DIFFERENTIALS AND PARTIAL DERIVATIVES

    PREMIERS PUBLISHERS|Exercise PROBLEMS FOR PRACTICE|40 Videos

  • INVERSE TRIGONOMETRIC FUNCTIONS

    PREMIERS PUBLISHERS|Exercise PROBLEMS FOR PRACTICE ( ANSWER THE FOLLOWING QUESTIONS ):|24 Videos

Similar Questions

Explore conceptually related problems

In the set R of real number ** is defined as follows. Which one of the following is not a binary operation on R?

Which one of the following is a binary operation on N?

- is a binary operation on

divide is a binary operation on:

Which of the following is an r-species ?

Subtraction is not binary operation in

Fill in the following table so that the binary operation ** on A={a,b,c} is commutative.

PREMIERS PUBLISHERS-DISCRETE MATHEMATICS-Problems For Practice
  1. Let p be 'Anand is going to school' q be there are twenty five student...

    Text Solution

    |

  2. Which of the following is a tautology?

    Text Solution

    |

  3. In a set of real numbers an operations * defined by a * b=sqrt(a^(2) +...

    Text Solution

    |

  4. Which of the following is not a binary operation on R?

    Text Solution

    |

  5. Which of the following is/are not statement? (i) Three plus four is ...

    Text Solution

    |

  6. In a compound statement which is made of 4 single statement then the n...

    Text Solution

    |

  7. Which of the following are statement? (i) 7 +2 lt 10 (ii) Set of rat...

    Text Solution

    |

  8. In congruence modulo 5, {x in Z//x=5k +2} represents.

    Text Solution

    |

  9. In (S, **), is defined by x ** y =x where x, y in S, then

    Text Solution

    |

  10. Which one of the following is not a statement?

    Text Solution

    |

  11. If truth value of p is T and q is F then which of the following are ha...

    Text Solution

    |

  12. Show that p vee (~p) is a tautology.

    Text Solution

    |

  13. If the binary operation * is defined a * b=a^(2)-b^(2)+ab+4 then (2 * ...

    Text Solution

    |

  14. In a binary operation * defined as a * b=3a-b then the value of (2 * 3...

    Text Solution

    |

  15. Let A=[{:(,0,1),(,1,1):}],B=[{:(,1,1),(,0,1):}] be any two bollean mat...

    Text Solution

    |

  16. -on Z is:

    Text Solution

    |

  17. Which of the following is not a binary operation on R?

    Text Solution

    |

  18. Define *" on Q as " a * b =((2a+b)/(2)), a , b in Q. Then the identify...

    Text Solution

    |

  19. Truth table for p overset(-)(cup) q is given below Which of the f...

    Text Solution

    |

  20. In the following which is true:

    Text Solution

    |