Home
Class 12
MATHS
What must be the matrix X if 2X+[(1,2),(...

What must be the matrix X if `2X+[(1,2),(3,4)]=[(3,8),(7,2)]`

Promotional Banner

Topper's Solved these Questions

  • LINEAR PROGRAMMING

    BODY BOOKS PUBLICATION|Exercise EXERCISE|2 Videos

  • PROBABILITY

    BODY BOOKS PUBLICATION|Exercise EXERCISE|8 Videos

Similar Questions

Explore conceptually related problems

Find x and y satisfying the matrix equation [(x-y,2,-2),(4,x,6)] + [(3,-2,2),(1,0,-1)] = [(6,0,0),(5,2x+y,5)]

Find the matrix X so that X[[1 , 2, 3],[ 4, 5, 6]]=[[-7, -8, -9],[ 2, 4, 6]]

For the symmetric matrix A=[(2,x,4),(5,3,8),(4,y,9)] .Find the value of x and y .

From the symmetric matrix A=[(2,x,4),(5,3,8),(4,y,9)] , verify AA' and A+A' are symmetric matrices.

Consider the matrix A=[(2,3,-1),(-1,4,2),(6,0,8)] Find A+A^T and show that it is symmetric.

Consider the matrix A=[(2,3,-1),(-1,4,2),(6,0,8)] Find A-A^T and show that it is skew symmetric.

The value of x , for which the matrix A = [ {:(e^(x-2) , e^(7+x) ),(e^(2 + x) , e^(2x + 3)):}] is singular, is

For what value of x the matrix A=[[1,-2],[x,2]] is singular ?

Let A = [(1,2),(3,-5)] and B = [(1,0),(0,2)] and X be a matrix such that A = BX. Then find X.

If f(x)=x^(2)+4x-5andA=[(1,2),(4,-3)] , then f(A) is equal to a) [(0,-4),(8,8)] b) [(2,1),(2,0)] c) [(1,1),(1,0)] d) [(8,4),(8,0)]

BODY BOOKS PUBLICATION-MATRICES-EXERCISE
  1. If A=[(x,1),(1,0)] ifA^2 is the identity matrix, then find x.

    Text Solution

    |

  2. If U=[2 -3 4],V=[(3),(2),(1)] X=[0 2 3],Y=[(2),(2),(4)] then find UV,X...

    Text Solution

    |

  3. What must be the matrix X if 2X+[(1,2),(3,4)]=[(3,8),(7,2)]

    Text Solution

    |

  4. If [1" "x" "1] [(1,2,3),(0,5,1),(0,3,2)][(x),(1),(-2)]=0 then find the...

    Text Solution

    |

  5. If A=[a(ij)](2xx2) where a(ij)=i+j, then A is equal to a)[(1,1),(2,2)]...

    Text Solution

    |

  6. [(2,3),(3,4)] is a a)Symmetric matrix b)Skew-symmetric matrix c)null m...

    Text Solution

    |

  7. If A=[(3,-2),(2,5)] and B=[(7,8),(-6,3)] then A+B is equal to-

    Text Solution

    |

  8. If A=[(10,6),(-4,8)] and I2=[(1,0),(0,1)] then AI2 is equal to a)[(10...

    Text Solution

    |

  9. If A is square matrix, A', is its transpose, then 1/2(A-A') is a)a S...

    Text Solution

    |

  10. Let A and B be two symmetric matrices of same order. Then show that AB...

    Text Solution

    |

  11. A=[[1,2,2],[2,1,2],[2,2,1]] , then Find 4A and A^2

    Text Solution

    |

  12. A=[[1,2,2],[2,1,2],[2,2,1]] , then show that A^2-4A=5I3

    Text Solution

    |

  13. If A=[(cos^2alpha,cosalphasinalpha),(cosalphasinalpha,sin^2alpha)] and...

    Text Solution

    |

  14. Let A=[(0,a),(b,0)] Find A^2

    Text Solution

    |

  15. Let A=[(0,a),(b,0)] If A^4=I2 then show that ab=1.

    Text Solution

    |

  16. Of the matrices A=[(2,1,3),(4,1,0)] and B=[(1,-1),(0,2),(5,0)] Find AB...

    Text Solution

    |

  17. Let A=[[2,1,3],[4,1,0]] and B=[[1,-1],[0,2],[5,0]] Show that (AB)^T=...

    Text Solution

    |

  18. If a matrix has 5 elements, write all possible order it can have.

    Text Solution

    |

  19. Consider the matrix A=[(3,10),(2,7)] Express the matrix as A=IA.

    Text Solution

    |

  20. Consider the matrix A=[(3,10),(2,7)] Find A^-1 using elementary row tr...

    Text Solution

    |