Home
Class 12
MATHS
If A is of order 3 xx 4 and A + B is def...

If A is of order `3 xx 4` and A + B is defined, then what is the order of B?

Promotional Banner

Topper's Solved these Questions

  • MATRICES

    PRADEEP PUBLICATION|Exercise EXERCISE|335 Videos

  • LINEAR PROGRAMMING

    PRADEEP PUBLICATION|Exercise EXERCISE|135 Videos

  • MODEL PAPER (1)

    PRADEEP PUBLICATION|Exercise EXERCISE|35 Videos

Similar Questions

Explore conceptually related problems

If A is of order 3 × 4 and B is of order 4 × 2 ,then order of AB is __________

If A is of order 3 × 2 and B is of order 3 × 4 ,then order of (AB)' is _________

If A is of order mxx2 and both A + B and AB are defined, find m.

State True/False: If A is of order 2 × 3 and B is of order 3 × 4 ,then AB is of order 2 × 4 .

If P is of order 2xx3 and Q is of order 3 xx 2 , then PQ is of order

If A is a matrix of order 3xx4 and B is a matrix of order 4xx3 , then the order of matrix (BA)^T is equal to :

If A is a matrix of order 3xx2 and B is a matrix of order 2xx3 , then the order of matrix (BA)^T is equal to :

If A and B are two matrices of the order 3xx m and 3 xx n respectively and m = n, then the order of the matrix 2 A - 5 B is

PRADEEP PUBLICATION-MATRICES-EXERCISE
  1. Using the elementary row operations, find the inverse of each of the f...

    Text Solution

    |

  2. Using the elementary row operations, find the inverse of each of the f...

    Text Solution

    |

  3. If A is of order 3 xx 4 and A + B is defined, then what is the order o...

    Text Solution

    |

  4. If [(x+y,2),(-1,2x-y)] = [(4,2),(-1,5)] , find x and y.

    Text Solution

    |

  5. Write down the identity matrix of order 2.

    Text Solution

    |

  6. If S it the set of all 2 xx 2 matrices then find the identity element ...

    Text Solution

    |

  7. Compute the product [x , y][(x),(y)]

    Text Solution

    |

  8. If A and B are square matrices of the same order, compute (A+B). (A-B)

    Text Solution

    |

  9. If A and B are square matrices of the same order such that AB = BA, th...

    Text Solution

    |

  10. Let S be the set of all 2xx2 matrices. What is the identity element of...

    Text Solution

    |

  11. If A = [(1,1),(0,1)], evaluate A^3

    Text Solution

    |

  12. If A is of order 2 xx 3. Is it possible to compute A^2?

    Text Solution

    |

  13. Find x if [(x^2),(9)] - 3 [(x),(9)] = [(-2),(-18)]

    Text Solution

    |

  14. Find A^2 if A= [(cos alpha, sinalpha),(-sin alpha, cos alpha)]

    Text Solution

    |

  15. If A = [1 2 3], evaluate A^t.

    Text Solution

    |

  16. if A = [a b c], evaluate A^TA.

    Text Solution

    |

  17. If A = [(1,2,-1),(x, 3, y),(-1,6,4)] is a symmetric matrix, find x,y.

    Text Solution

    |

  18. If A is a skew symmetric matrix of order 3, write down its (2,2)th ele...

    Text Solution

    |

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

    Text Solution

    |

  20. If A = [(3,5),(1,2)], find A^-1

    Text Solution

    |