Home
Class 12
MATHS
If A is 3 xx 4 matrix and B is a matrix ...

If A is `3 xx 4` matrix and B is a matrix such that `A^(1)B` and `B A^(1)` are both defined, then B is of the type

A

`4 xx 4`

B

`3 xx 4`

C

`4 xx 3`

D

`3 xx 3`

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • CIRCLES

    HIMALAYA PUBLICATION|Exercise QUESTION BANK|272 Videos

  • COMMON ENTRANCE TEST - 2017

    HIMALAYA PUBLICATION|Exercise QUESTION BANK|60 Videos

Similar Questions

Explore conceptually related problems

If A is 3xx4 matrix and B is a matrix such that A'B and BA' are both defined, then B is of the type

Let A and B are matrices such that A+B and B A are both defined, then

If A is matrix of order m xx n and B is a matrix such that AB' and B'A are both defined, the order of the matrix B is

If A is matrix of order mxxn and B is a matrix such that AB' and B'A are both defined , then order of matrix B is :

If the matrix A B is a zero matrix, then

If A is a 3x3 matrix and B is its adjoint matrix the determinant of B is 64 then determinant of A is

HIMALAYA PUBLICATION-COMMON ENTRANCE TEST - 2014-QUESTION BANK
  1. Given 0 le x le (1)/(2) then the value of tan[sin^(-1){(x)/(sqrt(2)) +...

    Text Solution

    |

  2. The value of sin(2 sin^(-1) 0.8) is equal to

    Text Solution

    |

  3. If A is 3 xx 4 matrix and B is a matrix such that A^(1)B and B A^(1) a...

    Text Solution

    |

  4. The symmetric part of the matrix A = ((1,2,4),(6,8,2),(2,-2,7)) is

    Text Solution

    |

  5. If A is a matrix of order 3, such that A(adj A) = 101, then |adj A| =

    Text Solution

    |

  6. Consider the following statements : (a) If any two rows or columns o...

    Text Solution

    |

  7. The inverse of the matrix A=[(2,0,0),(0,3,0),(0,0,4)] is

    Text Solution

    |

  8. If a, b and c are in A.P., then the value of |(x+2, x+3, x+a),(x+4, x+...

    Text Solution

    |

  9. The local minimum value of the function f' given by f(x) = 3 + |x|, x ...

    Text Solution

    |

  10. A stone is dropped into a quiet lake and waves move in circles at the ...

    Text Solution

    |

  11. A gardener is digging a plot of land. As he gets tired, he works more ...

    Text Solution

    |

  12. The area of the region bounded by the lines y=mx, x =1, x=2, and x axi...

    Text Solution

    |

  13. Area of the region bounded by two parabolas y = x^(2) and x = y^(2) is

    Text Solution

    |

  14. The order and degree of the differential equation y = x(dy)/(dx) + (2)...

    Text Solution

    |

  15. The general solution of the differential equation (dy)/(dx)+y/x=3x is

    Text Solution

    |

  16. The distance of the point P(a, b, c) from the x-axis is

    Text Solution

    |

  17. Equation of the plane perpendicular to the line x/1=y/2=z/3 and passin...

    Text Solution

    |

  18. The line (x-2)/(3) = (y-3)/(4) = (z-4)/(5) is parallel to the plane

    Text Solution

    |

  19. The angle between two diagonals of a cube is

    Text Solution

    |

  20. The lines : (x-2)/1=(y-3)/1=(z-4)/(-k) and (x-1)/k =(y-4)/2 =(z-5)/1 a...

    Text Solution

    |