Home
Class 12
MATHS
Which of the given values of x and y ma...

Which of the given values of x and y make the following pair of matrices equal
`[(3x+7,5),(y+1,2-3x)],[(0,y-2),(8,4)]`

A

`x=-(1)/(3),y=7`

B

not possible to find

C

`x=-(2)/(3),y=7`

D

`x=-(1)/(3),y=-(2)/(3)`

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • MATRICES

    OMEGA PUBLICATION|Exercise IMPORTANT QUESTIONS FROM MISCELLANEOUS EXERCISE |14 Videos

  • LINEAR PROGRAMMING

    OMEGA PUBLICATION|Exercise Question (Miscellaneous Exercise) |8 Videos

  • PROBABILITY

    OMEGA PUBLICATION|Exercise Multiple Choice Questions (MCQs)|38 Videos

Similar Questions

Explore conceptually related problems

Which of the given values of x and y make the following pair of matrices equal {:[(3x+2,5),(y+1,2-3x)],[(0,y-2),(8,4)]

Which of the given values of x and y make the following pair of matrices equal {:[(x+2,5),(y+1,2-x)],[(0,y-2),(8,4)]

Find the value of (x+y) from the following equation: 2{:[(1,3),(0,x)] + [(y,0),(1,2)] = [(5,6),(1,8)] .

For which value of k will the following pair of linear equations have no solution? 3x+y=7 (2k-1)x+(k-1)y=2k+1

Find the equations of the bisectors of the angles formed by the following pairs of lines : 3x+4y+13=0 = and 12x- 5y + 32=0.

OMEGA PUBLICATION-MATRICES -MULTIPLE CHOICE QUESTIONS
  1. If A is square matrix such that A^(2)=A, then (I+A)^(3)-7A is equal to...

    Text Solution

    |

  2. If A = [ a(ij)]("mxn") is a rectangular matrix, then

    Text Solution

    |

  3. If A,B symmetric matrices of the same order. Then AB-BA is a a. Ske...

    Text Solution

    |

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

    Text Solution

    |

  5. If A matrix is symmetric as well as skew symmetric, then a. A is dia...

    Text Solution

    |

  6. Matrices A and B will be inverse of each other only if a. AB = BA ...

    Text Solution

    |

  7. Assume X, Y, Z, W and P are matrices of order 2xxn, 3xxk, 2xxp, nxx3 ...

    Text Solution

    |

  8. Assume X, Y, Z, W and P are matrices of order 2xxn, 3xxk, 2xxp, nxx3 ...

    Text Solution

    |

  9. A=[a(ij)](mxxn) is a square matrix, if a. m < n b. m > n c. m ...

    Text Solution

    |

  10. Which of the given values of x and y make the following pair of matri...

    Text Solution

    |

  11. If A=[(cosalpha,-sinalpha),(sinalpha,cosalpha)], then A+A'=1, if the v...

    Text Solution

    |

  12. Matrices A and B will be inverse of each other only if

    Text Solution

    |

  13. If A=[(alpha,beta),(gamma,-alpha)] is such that A^(2)=I, then a. 1 ...

    Text Solution

    |

  14. If the matrix A is both symmetric and skew symmetric, then :

    Text Solution

    |

  15. If A is square matrix such that A^(2)=A, then (I+A)^(3)-7A is equal to...

    Text Solution

    |

  16. A=[a(ij)](mxxn) is a square matrix, if a. m < n b. m > n c. m ...

    Text Solution

    |

  17. If A,B symmetric matrices of the same order. Then AB-BA is a a. Ske...

    Text Solution

    |

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

    Text Solution

    |

  19. If A matrix is symmetric as well as skew symmetric, then a. A is dia...

    Text Solution

    |

  20. Matrices A and B will be inverse of each other only if

    Text Solution

    |