Home
Class 12
MATHS
if A=[{:(3,1),(-1,2):}],show that A^(2)...

`if A=[{:(3,1),(-1,2):}],`show that `A^(2)-5A+7I=0.`

A

`A^(2)+7A-5//=0`

B

`A^(2)-7A+5//=0`

C

`A^(2)+5A-7//=0`

D

`A^(2)-5A+7//=0`

Text Solution

Verified by Experts

Promotional Banner

Topper's Solved these Questions

  • GGSIPU MATHEMATICS 2010

    IPUCET PREVIOUS YEAR PAPERS|Exercise MCQs|47 Videos

  • GGSIPU MATHMATICS 2011

    IPUCET PREVIOUS YEAR PAPERS|Exercise MCQ|46 Videos

Similar Questions

Explore conceptually related problems

If A=[{:(3,1),(-1,2):}] , show that A^(2)-5A+7I=O . Hence, find A^(-1) .

If A=[{:(2,-1),(1,3):}] , then show that A^(2)-5A+7I_(2)=O , hence find A^(-1) .

If =[31-12], show that A^(2)-5A+7I_(2)=O

If A=[31-12], show that A^(2)-5A+7I_(2)=O

If A=[(5,3),(12,7)] , show that A^(2)-12A-I=0 . Hence find A^(-1) .

If A=[(4,2),(-1,1)] , show that (A-2 I) A-3 I) =0

If A=[(2,-1,1),(-1,2,-1),(1,-1,2)] show that A^(2)-5A+4I=0 Hence find A^(-1)

If A= [[3,1] , [-1,2]] then show that A^2 - 5A+7I =0 Hence find A^(-1)

If A=[{:(,1,1,2),(,0,2,1),(,1,0,2):}] show that A^(3)=(5A-I)(A-I)

If A=[31-12], show that A^(2)-5A+7I=O. Hence,find A^(-1)

IPUCET PREVIOUS YEAR PAPERS-GGSIPU MATHEMATICS 2014-MCQs
  1. The solution of the differential equation x^(2)-y^(2)dx+2xydy=0, is

    Text Solution

    |

  2. The solution of the differential equation (d^(2)y)/(dx^(2))+3y=-2x is

    Text Solution

    |

  3. Angles A, B, C of a deltaABC are in AP and b : c = sqrt3 : sqrt2, th...

    Text Solution

    |

  4. The angle between the vectors a=hati+2hatj+2hatkandb=hati-2hatj+2hatk ...

    Text Solution

    |

  5. The straight line r=hati-hatj+hatk+lamda(2hati+hatj-hatk) are

    Text Solution

    |

  6. If two cards are drawn simultaneously from the same set, then probabil...

    Text Solution

    |

  7. In a class, there are 10 boys and 8 girls. When 3 students are selecte...

    Text Solution

    |

  8. If M and N are any two events, the probability that exactly one of the...

    Text Solution

    |

  9. If three square are chosen at random on a chess Board, show that chanc...

    Text Solution

    |

  10. if A=[{:(3,1),(-1,2):}],show that A^(2)-5A+7I=0.

    Text Solution

    |

  11. int0^1(dx)/(1+x+x^2)

    Text Solution

    |

  12. A market researchgroup conducted a survey of 1000 consumers and report...

    Text Solution

    |

  13. Find the equation of the plane through the points (2,2,1) and (9,3,6) ...

    Text Solution

    |

  14. Find the regression coefficient b(yx) and b(xy) and the two lines of r...

    Text Solution

    |

  15. The measure of the chord intercepted by circle x^2 + y^2 = 9 and the l...

    Text Solution

    |

  16. Find the value of tan^(-1) sqrt3 - cot^(-1) -sqrt3

    Text Solution

    |

  17. Show that the sum of deviations of the values of the variable from the...

    Text Solution

    |

  18. If a single letter is selected at random from the word 'PROBABILITY', ...

    Text Solution

    |

  19. An object is observed from three points A, B, C in the same horizontal...

    Text Solution

    |

  20. The angle between the lines whose direction ratios are 1,1,2,sqrt3-1,-...

    Text Solution

    |