Home
Class 12
MATHS
If A = [(1,3),(4,2)], B = [(2,-1),(1,2)]...

If A = `[(1,3),(4,2)]`, B = `[(2,-1),(1,2)]`, then |ABB'| =

A

50

B

100

C

`-250`

D

250

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • KARNATAKA CET 2018

    KCET PREVIOUS YEAR PAPERS|Exercise MATHEMATICS|60 Videos
  • MATHEMATICS

    KCET PREVIOUS YEAR PAPERS|Exercise MCQs|59 Videos

Similar Questions

Explore conceptually related problems

If A = [(1,2),(4,2)] find |3A|

If A'=[(-2,3),(1,2)] and B=[(-1,0),(1,2)] then find (A+2B)'

If A=[(1,2,3),(2,3,1)] and B=[(3,-1,3),(-1,0,2)] , then find 2A-B .

If A = [(1,-1),(2,3)], B = [(1,3),(-1,4)] and C = [(2,-2),(3,0)] verify that A(BC) = (AB)C .

If A=[(1,-2,3),(-4,2,5)] and B=[(2,3),(4,5),(2,1)] , then find AB, BA. Show that AB ne BA .

If 2A+3B = [(2,-1,4),(3,2,5)] and A+2B=[(5,0,3),(1,6,2)] , then B =

If A'=[(3,4),(-1,2),(0,1)] and B=[(-1,2,1),(1,2,3)] , then verify that (i) (A+B)' =A'+B', (ii) (A-B)'=A'-B'

If A' = [(2,5),(2,1),(-3,2)], B = [(2,-1,-2),(4,0,5)] and [(4,5,2),(0,1,4)] find A + B and B -C , show that A + (B -C) = (A + B) - C .

KCET PREVIOUS YEAR PAPERS-KARNATAKA CET 2019-MATHEMATICS
  1. If P and Q are symmetric matrices of the same order then PQ- QP is

    Text Solution

    |

  2. If 3A+4B'=[(7,-10,17),(0,6,31)]and 2B-3A'[(-1,18),(4,0),(-5,-7)]" then...

    Text Solution

    |

  3. If A = [(1,3),(4,2)], B = [(2,-1),(1,2)], then |ABB'| =

    Text Solution

    |

  4. If the value of a third order determinant is 16, then the value of the...

    Text Solution

    |

  5. intx^(2)sin3xdx =

    Text Solution

    |

  6. The area of the region above X-axis included between the parabola y^(2...

    Text Solution

    |

  7. The area of the region bound by Y-axis, y = cos x and y = sin x, 0lexl...

    Text Solution

    |

  8. The integrating factor of the differential equation (2x+3y^(2))dy=y dx...

    Text Solution

    |

  9. The equation of the curve passing through the point (1, 1) such that t...

    Text Solution

    |

  10. Foot of the perpendicular drawn from the point (1,3, 4) to the plane 2...

    Text Solution

    |

  11. Acute angle between the line (x-5)/(2)=(y+1)/(-1)=(z+4)/(1) and the pl...

    Text Solution

    |

  12. The distance of the point (1, 2, 1) from the line (x-1)/(2) = (y-2)/(1...

    Text Solution

    |

  13. XY-plane divides the line joining the points A(2, 3, -5) and B(-1, - 2...

    Text Solution

    |

  14. The shaded region in the figure is the solution set of the inequations

    Text Solution

    |

  15. The constant term in the expansion of |(3x +1,2x-1,x+2),( 5x-1, 3x+2,x...

    Text Solution

    |

  16. If [x] represents the greatest integer function and f(x) = x - [x] - c...

    Text Solution

    |

  17. If f(x)={((sin3x)/(e^(2x)-1),,,x!=0),(k-2,:,x=0):} is Continuous at ...

    Text Solution

    |

  18. If f(x) = sin^(-1)[(2^(x+1))/(1+4^(x))] then f' (0) =

    Text Solution

    |

  19. If x = asec^(2) theta, y = atan^(2)theta, then (d^(2)y)/(dx^(2))

    Text Solution

    |

  20. If alpha and beta are roots of the equation x^(2) + x + 1 = 0, then al...

    Text Solution

    |