Home
Class 12
MATHS
Let A be a square matrix of order 3xx3 ,...

Let A be a square matrix of order `3xx3` , then |5A| =

A

5|A|

B

125|A|

C

25|A|

D

15|A|

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • COMMON ENTRANCE TEST - 2017

    HIMALAYA PUBLICATION|Exercise QUESTION BANK|60 Videos
  • COMMON ENTRANCE TEST -2015

    HIMALAYA PUBLICATION|Exercise QUESTION BANK|60 Videos

Similar Questions

Explore conceptually related problems

If A is a square matrix of order 3xx3 , then |KA| is equal to

If A is a square matrix of order 3 xx 3 , then |KA| is equal to

If A is any aquare matrix of order 3xx3 then |3A| is equal to

If A,B are square matrices of order 3 , then :

Let A be a nonsingular square matrix of order 3xx3 .Then |adj A| is equal to

Let A be a square matrix of order 3 satisfies the relation A^(3)-6A^(2)+7A-8I=O and B=A-2I . Also, det. A=8 , then

If A is a square matrix of order 3 and |A|=8 , then |adj A| =

HIMALAYA PUBLICATION-COMMON ENTRANCE TEST - 2018-QUESTION BANK
  1. The value of determinant |(a-b ,b+c,a),(b-a,c+a,b),(c-a,a+b,c)| is

    Text Solution

    |

  2. If (x(1),y(1)),(x(2),y(2)) and (x(3),y(3)) are the vertices of a trian...

    Text Solution

    |

  3. Let A be a square matrix of order 3xx3 , then |5A| =

    Text Solution

    |

  4. If f(x)={{:(sqrt(1+kx)-sqrt(1-kx)," if ", -1le x lt 0),((2x+1)/(x-1), ...

    Text Solution

    |

  5. If cosy = xcos (a+y) with cos a ne pm1 , then (dy)/(dx) is equal to

    Text Solution

    |

  6. If f(x) = |cosx-sinx|, then f ' (pi//6) is equal to

    Text Solution

    |

  7. If y=sqrt(x+sqrt(x+sqrt(x+............oo))), m then dy/dx=

    Text Solution

    |

  8. If f(x)={{:((logex)/(x-1),,,x ne 1),(k,,,x=1):}is continuous at x = 1...

    Text Solution

    |

  9. Approximate change in the volume V of a cube of side x metres caused b...

    Text Solution

    |

  10. The maximum value of (1/x)^(x) is

    Text Solution

    |

  11. f(x)=x^(x) has a stationary point at :

    Text Solution

    |

  12. The maximum area of a rectangle inscribed in the circle (x+1)^(2)+(y-3...

    Text Solution

    |

  13. int1/(1+e^(x))dx is equal to

    Text Solution

    |

  14. int1/(sqrt(3-6x-9x^(2)))dx is equal to

    Text Solution

    |

  15. int" e"^(sinx).((sinx+1)/(secx))dx is equal to

    Text Solution

    |

  16. int(-2)^2 |x cos pi x|dx is equal to :

    Text Solution

    |

  17. int(0)^(1)(dx)/(e^(x)+e^(-x)) is equal to

    Text Solution

    |

  18. int0^(1//2)(dx)/((1+x^2)sqrt(1-x^2)) is equal to

    Text Solution

    |

  19. Area of the region bounded by the curve y = cos x, x = 0 and x = pi is

    Text Solution

    |

  20. The area bounded by the line y = x,x axis and ordinates x = -1 and x =...

    Text Solution

    |