Home
Class 12
MATHS
If [(x+y,2),(-1,2x-y)] = [(4,2),(-1,5)] ...

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

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 [(x-y, z),(2x-y, w)] = [(-1,4),(0,5)] , find x , y , z and w.

If {:[(x+y,1),(2y,5)] = [(7,1),(4,5)] , find 'x'

If {:[(x-y,z),(2x-y,w)] = [(-1,4),(0,5)] , find the value of x+y.

If {:2[(3,4),(5,x)] + [(1,y ),(0,1)] = [(7,0),(10,5)] , find (x-y).

Find x and y, if 2[{:(1,3),(0,x):}]+[{:(y,0),(1,2):}]=[{:(5,6),(1,8):}] Also find x+y .

If X' = {:[(3,4),(-1,2),(0,1)] and Y = [(-1,2,1),(1,2,3)] , then find X'-Y'.

If A = {:[(2,-3,5),(3,2,-4),(1,1,-2)] , find A^-1. Using A^-1 , solve the following system of equations: 2x-3y + 5z = 11, 3x+2y-4z=-5,x+y-2z=-3

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

  4. Write down the identity matrix of order 2.

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

  20. If A of order 2 xx 2, state whether 1/2 (A + A^T) is symmetric or skew...

    Text Solution

    |