Home
Class 12
MATHS
A=[a(ij)](mxxn) is a square matrix, if ...

`A=[a_(ij)]_(mxxn)` is a square matrix, if
a. m < n
b. m > n
c. m = n
d. none of these

A

`mltn`

B

`mgtn`

C

`m=n`

D

none of these

Text Solution

Verified by Experts

The correct Answer is:
C
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

If A= [a_ij]_m x n is a square matrix, if :

A = [a_ij]_m ×n is a square matrix, if:

For [aij]_(m × n) is a square matrix if __________

If D = [a_(ij)]_(mxxn) is a rectangular matrix, then

Let A be an nth-order square matrix and B be its adjoint, then |A B+K I_n| is (where K is a scalar quantity) a. (|A|+K)^(n-2) b. (|A|+K)^n c. (|A|+K)^(n-1) d. none of these

If A is a square matrix of order m, and if there exists another square matrx B of the same order m, such that AB = BA = I, then B is called the…………. (fill in the blanks)

If A is a skew-symmetric matrix and n is odd positive integer, then A^n is a skew-symmetric matrix a symmetric matrix a diagonal matrix none of these

Let A = [a_(ij)] " be a " 3 xx3 matrix and let A_(1) denote the matrix of the cofactors of elements of matrix A and A_(2) be the matrix of cofactors of elements of matrix A_(1) and so on. If A_(n) denote the matrix of cofactros of elements of matrix A_(n -1) , then |A_(n)| equals

OMEGA PUBLICATION-MATRICES -MULTIPLE CHOICE QUESTIONS
  1. Assume X, Y, Z, W and P are matrices of order 2xxn, 3xxk, 2xxp, nxx3 ...

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |