Home
Class 12
MATHS
If A = [[1,-2,3],[-4,2,5]] and B = [[2,3...

If `A = [[1,-2,3],[-4,2,5]]` and `B = [[2,3],[4,5],[2,1]]` , then find AB, BA. Show that `AB ne BA`

Promotional Banner

Topper's Solved these Questions

Similar Questions

Explore conceptually related problems

If A = {:[(2,-3,1),(-2,3,4)] and B = [(2,5),(3,1),(4,2)] , then find AB.

If A = [[1,1,-1],[2,0,3],[3,-1,2]], B = [[1,3],[0,2],[-1,4]] and C = [[1,2,3,-4],[2,0,-2,1]] , find A(BC) , (AB)C and show that (AB)C = A(BC)

If A^-1 = [[3,-1,1],[-15,6,-5],[5,-2,2]] and B = [[1,2,-2],[-1,3,0],[0,-2,1]] , find (AB)^-1 .

If A = [[2,-3],[4,5]] ,B = [[3,2],[-1,2]] ,then AB != BA.

Let A= {1, 2, 3, 4, 5, 6} and B = {2, 4, 6, 8}. Find : A - B and B - A. Show that A- B ne B-A .

Given A= [[5,0,4],[2,3,2],[1,2,1]] , B^-1 = [[1,3,3],[1,4,3],[1,3,4]] ,find (AB)^-1 .

If A = [[2,3],[1,-4]], B = [[1,-2],[-1,3]] ,then verify that (AB)^-1 = B^-1A^-1

Let A = [[2,4],[3,2]], B = [[1,3],[-2,5]], C = [[-2,5],[3,4]] , Find the following: BA

PSEB-MATRICES-Exercise
  1. If A = [[1,-2,3],[-4,2,5]] and B = [[2,3],[4,5],[2,1]] , then find AB,...

    Text Solution

    |

  2. In the matrix A = [[2,5,19,-7],[35,-2,5/2,12],[sqrt3,1,-5,17]], write:...

    Text Solution

    |

  3. In the matrix A = [[2,5,19,-7],[35,-2,5/2,12],[sqrt3,1,-5,17]], write:...

    Text Solution

    |

  4. In the matrix A = [[2,5,19,-7],[35,-2,5/2,12],[sqrt3,1,-5,17]], write:...

    Text Solution

    |

  5. If a matrix has 24 elements, what are the possible orders it can have?...

    Text Solution

    |

  6. If a matrix has 18 elements, what are the possible orders it can have?...

    Text Solution

    |

  7. Construct a 2xx2 matrix, A=[aij] whose elements are given by:: aij = (...

    Text Solution

    |

  8. Construct 2xx2 matrix A = [aij] whose elements are given by aij = i/j.

    Text Solution

    |

  9. Construct a 2xx2 matrix, A=[aij] whose elements are given by:: aij = (...

    Text Solution

    |

  10. Construct a 3xx4 matrix, whose elements are given by: aij = 1/2|-3i +...

    Text Solution

    |

  11. Construct a 3xx4 matrix, whose elements are given by: aij = 2i -j

    Text Solution

    |

  12. Find the values of x, y and z from the following equation: [[4,3],[x,5...

    Text Solution

    |

  13. Find the values of x, y and z from the following equation: [[x+y,2],[5...

    Text Solution

    |

  14. Find the values of x, y and z from the following equation: [[x+y+z],[x...

    Text Solution

    |

  15. Find the values of a, b, c and d from the equation : [[a-b,2a+c],[2a-b...

    Text Solution

    |

  16. A = [aij]m ×n is a square matrix, if:

    Text Solution

    |

  17. Which of the given values of x and y make the following pair of matric...

    Text Solution

    |

  18. The number of all possible matrices of order 3xx3 with each entry 0 o...

    Text Solution

    |

  19. Let A = [[2,4],[3,2]], B = [[1,3],[-2,5]], C = [[-2,5],[3,4]], Find th...

    Text Solution

    |

  20. Let A = [[2,4],[3,2]], B = [[1,3],[-2,5]], C = [[-2,5],[3,4]], Find th...

    Text Solution

    |

  21. Let A = [[2,4],[3,2]], B = [[1,3],[-2,5]], C = [[-2,5],[3,4]], Find th...

    Text Solution

    |