Home
Class 12
MATHS
Find the incorrect statement in the foll...

Find the incorrect statement in the following :

A

`det(A^(-1))=det (A)^(-1)`

B

`(AB)^(-1)=B^(-1)A^(-1)`

C

adj (AB) = (adj A) (adj B)

D

`adj A = |A|A^(-1)`

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • APPLICATIONS OF MATRICES AND DETERMINANTS

    PREMIERS PUBLISHERS|Exercise PROBLEMS FOR PRACTICE (II. Answer the following)|15 Videos

  • APPLICATIONS OF MATRICES AND DETERMINANTS

    PREMIERS PUBLISHERS|Exercise SOLUTION TO EXERCISE 1.8|25 Videos

  • APPLICATIONS OF INTEGRATION

    PREMIERS PUBLISHERS|Exercise Answer the following questions.|18 Videos

  • APPLICATIONS OF VECTOR ALGEBRA

    PREMIERS PUBLISHERS|Exercise PROBLEMS FOR PRACTICE (Answer the following questions)|21 Videos

Similar Questions

Explore conceptually related problems

Find the incorrect statement for the following :

Find the incorrect statement from the following :

The incorrect statement among the following is

Mark the incorrect statement of the following

Find out the incorrect statement :

PREMIERS PUBLISHERS-APPLICATIONS OF MATRICES AND DETERMINANTS -PROBLEMS FOR PRACTICE (I. Choose the correct answer)
  1. If A=[[-4,4,4],[-7,1,3],[5,-3,-1]], B=[[1,-1,1],[1,-2,-2],[2,1,3]] and...

    Text Solution

    |

  2. Match the following :

    Text Solution

    |

  3. Find the incorrect statement in the following :

    Text Solution

    |

  4. Find the incorrect statement in the following :

    Text Solution

    |

  5. Find the correct statement :

    Text Solution

    |

  6. Find the odd one out :

    Text Solution

    |

  7. Find the odd one out : If A=|[3,7],[4,9]| then its inverse is :

    Text Solution

    |

  8. If A is a matrix of order (2xx3) then A^(-1) will be :

    Text Solution

    |

  9. Two matrices A and B equivalent. Find which is correct :

    Text Solution

    |

  10. If A=|[0,1,a],[1,a,0],[a,0,1]| is invertible matrix then a ne :

    Text Solution

    |

  11. If the system lambda x + 2y = mu and 7x+2y=5 have many solution is :

    Text Solution

    |

  12. The rank of [[1,2,3],[4,5,6]] is :

    Text Solution

    |

  13. Find the correct statement in the following :

    Text Solution

    |

  14. Which of the following is not an elementary transformation ?

    Text Solution

    |

  15. In a system equations if Delta = 0, then which of the following is tru...

    Text Solution

    |

  16. Which one of the following is the Echelon form :

    Text Solution

    |

  17. The inverse of A=[[cos theta, sin theta],[-sin theta,cos theta]] is :

    Text Solution

    |

  18. Find the correct pair from the following (i) In a system of equat...

    Text Solution

    |

  19. Find the odd one out :

    Text Solution

    |

  20. Find the incorrect pair of statements : (i) Two matrices A and B...

    Text Solution

    |