Home
Class 12
MATHS
If A is a 3xx3 matrix and absA=2, then w...

If A is a `3xx3` matrix and `absA=2`, then which matrix is represented by `Axx adjA`?

Promotional Banner

Topper's Solved these Questions

  • MATRICES DETERMINANTS PROBABILITY

    USHA PUBLICATION|Exercise EXERCISE|59 Videos
  • PRACTICE PAPER

    USHA PUBLICATION|Exercise PRACTICE PAPER|95 Videos

Similar Questions

Explore conceptually related problems

If is a 3xx3 matrix and absA=7 , then which matrix is represented by AxxadjA ?

If A is a 2xx2 non-singular matrix and absA=1/2 then which matrix is represented by AxxadjA ?

if A is a 3xx3 matrix and |A| = 3, then write the matric represented by AxxadjA .

If A is a square matrix of order 3 and |A|=3 ,then write the matrix represented by A.Adj A.

If Ais a square matrix and absA=10 , then find abs(A^-1) .

If A is a singular matrix, then what is A(adjA) ?

If A is a square matrix of order 2, then find det(adjA) .

USHA PUBLICATION-MODEL QUESTION SET-MODEL QUESTION SET
  1. In a DeltaABC, if mangleA=90^(@), prove that "tan"^(-1)b/(a+c)+"tan"^(...

    Text Solution

    |

  2. If f:XrightarrowY is onto, then prove that f(f^(-1)(B))=B for all Bsub...

    Text Solution

    |

  3. If A is a 3xx3 matrix and absA=2, then which matrix is represented by ...

    Text Solution

    |

  4. [{:(1,-2),(3,2):}][{:(x,2),(1,y):}]=[{:(-3,4),(-1,4):}], find x and y...

    Text Solution

    |

  5. Solve : [[7,6,x],[2,x,2],[x,3,7]] = 0

    Text Solution

    |

  6. Prove that: |[1, 1, 1],[a, b, c],[a^2, b^2, c^2]|=(a-b)(b-c)(c-a)

    Text Solution

    |

  7. If A is square matrix,then prove that A.(adj*A)=absAI.

    Text Solution

    |

  8. If y=sqrt(x+1)Find deltay and dy when X=8 and dx=0.02.

    Text Solution

    |

  9. Shows that the following functions do not possess maximum or minimum. ...

    Text Solution

    |

  10. Show that x/(1+ x tan x,) x in (0,pi/2)is maximum when x = cos x.

    Text Solution

    |

  11. If x =sin t,y = sin 2t then prove that (1-x^2)(d^2y)/(dx^2)- x dy/dx +...

    Text Solution

    |

  12. Show that the line y = mx + c touches the parabola y^(2) = 4ax if c = ...

    Text Solution

    |

  13. Solve xsin""y/xdy=(ysin""y/x-x)dx

    Text Solution

    |

  14. Evaluate int0^(pi/2)sinx/(sinx+cosx)dx.

    Text Solution

    |

  15. Determine the area within the ellipse x^2/a^2+y^2/b^2=1.

    Text Solution

    |

  16. Integrate the following int[(2x+1)/sqrt(x^2+10x+29)]dx

    Text Solution

    |

  17. If veca=hati+2hatj-3hatkand vecb=3hati-hatj+2hatk,then find the angle ...

    Text Solution

    |

  18. Find the equation of plane passing through the intersection of the pla...

    Text Solution

    |

  19. Find the co-ordinates of the foot of the perpendicular from the point ...

    Text Solution

    |

  20. Prove that (vecaxxhati)^2+(vecaxxhatj)^2+(vecaxxhatk)^2=2veca^2

    Text Solution

    |