Home
Class 12
MATHS
A=[(1,-3,1),(2,0,4),(1,2,-2)] Find |adj ...

`A=[(1,-3,1),(2,0,4),(1,2,-2)]` Find |adj A|

Promotional Banner

Topper's Solved these Questions

  • CONTINUITY AND DIFFERENTIABILITY

    BODY BOOKS PUBLICATION|Exercise EXERCISE|148 Videos

  • DIFFERENTIAL EQUATIONS

    BODY BOOKS PUBLICATION|Exercise EXERCISE|5 Videos

Similar Questions

Explore conceptually related problems

A=[[1,-3,1],[2,0,4],[1,2,-2]] Find abs[3A]

Let A=[(1,4,0),(-1,2,2),(0,0,2)] Find Adj A.

Let A=[(-1,2,4),(1,1,3),(3,2,3)] Find Adj A.

If A = [(1,1,-2),(2,1,-3),(5,4,-9)] . Find |A|

Consider the matrix A = [(1,2,1),(0,1,2),(-1,1,4)] Find A^T

Let A=[(-1,2,4),(1,1,3),(3,2,3)] Find |A|.

If A=[(1,2,-3),(2,3,2),(3,-3,-4)] find A^-1 .

Let A = [(1,-1,1),(2,1,-3),(1,1,1)] and 10B = [(4,2,2),(-5,0, alpha),(1,-2,3)] If B is the inverse of A, then find the value alpha .

A=[[1,-3,1],[2,0,4],[1,2,-2]] Show that AxxadjA=abs[A]I

Consider the matrix A=[(2,3,-1),(-1,4,2),(6,0,8)] Find A+A^T and show that it is symmetric.

BODY BOOKS PUBLICATION-DETERMINANTS-EXERCISE
  1. If abs[[3,x],[x,x]]=abs[[-2,2],[4,1]],find the value of x.

    Text Solution

    |

  2. A=[[1,-3,1],[2,0,4],[1,2,-2]] Calculateabs[A]

    Text Solution

    |

  3. A=[(1,-3,1),(2,0,4),(1,2,-2)] Find |adj A|

    Text Solution

    |

  4. A=[[1,-3,1],[2,0,4],[1,2,-2]] Find abs[3A]

    Text Solution

    |

  5. If A = [[1,2],[4,2]] then show that |2A|= 4|A|

    Text Solution

    |

  6. If |[x,2],[18,x]| = |[6,2],[18,6]|, then x =

    Text Solution

    |

  7. Without expanding the determinant prove the following. |[a-b,b-c,c-a...

    Text Solution

    |

  8. If a,b,c are in A.P, find value of |[2y+4,5y+7,8y+a],[3y+5,6y+8,9y+...

    Text Solution

    |

  9. Find the value of k if the area of a triangle with vertices (k,4),(2,-...

    Text Solution

    |

  10. If [[2,5],[-3,7]]xxA=[[17,-1],[47,-13]] then Find the 2x2 matrix A.

    Text Solution

    |

  11. If [[2,5],[-3,7]]xxA=[[17,-1],[47,-13]] then Find A^2.

    Text Solution

    |

  12. Using properties of determinants show that abs[[1+a,1,1],[1,1+b,1]...

    Text Solution

    |

  13. Consider the point A(-2,-3),B(3,2),C(-1,-8) Find the area of Delt...

    Text Solution

    |

  14. Consider the point A(-2,-3),B(3,2),C(-1,-8) Find third vertex of any...

    Text Solution

    |

  15. If A=[(2,-3),(4,6)].Find adj A.

    Text Solution

    |

  16. If A=[(2,-3),(4,6)]. Find A^-1.

    Text Solution

    |

  17. Given Delta=|(y+z,x,y),(z+x,z,x),(x+y,y,z)| Apply R1rarrR1+R2+R3.

    Text Solution

    |

  18. Given Delta=|(y+z,x,y),(z+x,z,x),(x+y,y,z)| Take (x+y+z) common from R...

    Text Solution

    |

  19. Given Delta=|(y+z,x,y),(z+x,z,x),(x+y,y,z)| Perform C1rarrC1-2C3,C2rar...

    Text Solution

    |

  20. Given Delta=|(y+z,x,y),(z+x,z,x),(x+y,y,z)| Prove that Delta=(x+y+z)(x...

    Text Solution

    |