Home
Class 12
MATHS
Find the inverse of A=[[3,-1],[-4,1]] us...

Find the inverse of `A=[[3,-1],[-4,1]]` using elementary transformations.

Promotional Banner

Topper's Solved these Questions

  • CUET MOCK TEST 2022

    XII BOARDS PREVIOUS YEAR|Exercise Question|49 Videos

Similar Questions

Explore conceptually related problems

Find inverse of A=[(1;3);(2;7)]; using elementary row transformation

Find the inverase of A =[{:(5,-1),(1,1):}] by using elementary row transformation.

Find the inverse of the following matrix by using elementary transformations operation: A= [[0,1,2],[1,2,3],[3,1,1]]

Find the inverse of the following matrix by elementary row transformation method : [[1,0,1],[0,2,3],[1,2,1]]

Find the inverse using elementary row transformations: [3-3 4 2-3 4 0-1 1]

Find the inverse using elementary row transformations: [2-1 3 1 2 4 3 1 1]

Find the inverse using elementary row transformations: [2 3 1 2 4 1 3 7 2]

Find the inverse using elementary row transformations: [3 0-1 2 3 0 0 4 1]

Find the inverse using elementary row transformations: [7 1 4-3] (ii) [5 2 2 1]

Find the inverse using elementary row transformations: [1 1 2 3 1 1 2 3 1]

XII BOARDS PREVIOUS YEAR-BOARD PAPER SOLUTIONS-All Questions
  1. Form the differential equation representing the family of ellipses ...

    Text Solution

    |

  2. Prove the following, using properties of determinants: |[a+b+2c,a,b],[...

    Text Solution

    |

  3. Find the inverse of A=[[3,-1],[-4,1]] using elementary transformations...

    Text Solution

    |

  4. Using properties of determinants, prove the following |(a^2,ab,ac),(ab...

    Text Solution

    |

  5. If y=(t a n^(-1)\ x)^2 , show that (x^2+1)^2(d^2\ y)/(dx^2)+2x(x^2+1)(...

    Text Solution

    |

  6. If ā,b,c are three vectors such that |veca |= 5, |vecb| = 12 and | ...

    Text Solution

    |

  7. Solve the following differential equation: 2x^2(dy)/(dx)-\ 2x y+y^2=0

    Text Solution

    |

  8. Find the particular solution of the following differential equation...

    Text Solution

    |

  9. Let * be a binary operation of N given by a a*b=L C M\ (a , b) for all...

    Text Solution

    |

  10. Evaluate: int(2x)/((x^2+1)(x^2+3))\ dx

    Text Solution

    |

  11. Evaluate: int(5x+3)/(sqrt(x^2+4x+10))\ dx

    Text Solution

    |

  12. Find the Vector and Cartesian equations of the line passing through...

    Text Solution

    |

  13. Evaluate : int((x-4)e^x)/((x-2)^3)\ dx

    Text Solution

    |

  14. Show that y=log(1+x)-(2x)/(2+x), x gt 1 is an increasing function of x...

    Text Solution

    |

  15. Find the equation of the normal at the point (a m^2, a m^3) for the ...

    Text Solution

    |

  16. Evaluate : int(e^x)/(sqrt(5-4e^x-\ e^(2x)))\ dx

    Text Solution

    |

  17. Find the relationship between a and b so that the function f define...

    Text Solution

    |

  18. If x^y=e^(x-y), show that (dy)/(dx)=(logx)/({log(x e)}^2)

    Text Solution

    |

  19. Obtain the inverse of the following matrix, using elementary operation...

    Text Solution

    |

  20. Using matrices, solve the following system of equations: x+y+z=6; x...

    Text Solution

    |