Home
Class 12
MATHS
The value of x from the equation {:|(x,2...

The value of x from the equation `{:|(x,2,3),(4,x,1),(x,2,5)|=0` is

A

`+-sqrt2`

B

`+-sqrt3`

C

`+-2sqrt2`

D

`+-2sqrt3`

Text Solution

Verified by Experts

Promotional Banner

Topper's Solved these Questions

  • DETERMINANTS

    MODERN PUBLICATION|Exercise EXERCISE|326 Videos

  • CONTINUITY AND DIFFERENTIABILITY

    MODERN PUBLICATION|Exercise EXERCISE|588 Videos

  • EXCLUSIVELY FOR JEE(ADVANCED)

    MODERN PUBLICATION|Exercise EXERCISE|38 Videos

Similar Questions

Explore conceptually related problems

Find the values of x and y from the equation 2[(x,5),(y,-3)]+[(3,-4),(1,2)]=[(7,6),(15,14)]

Find the value of (x+y) from the following equation: 2{:[(1,3),(0,x)] + [(y,0),(1,2)] = [(5,6),(1,8)] .

Sum of real roots of the equation |{:(1,4,20),(1,-2,5),(1,2x,5x^(2)):}|=0 is

Find the values of x,y and z from the following equations: {:[(8,3),(y,5)]= [(z,x),(4,5)]

Show that x=1 is a root of the equation: {:|(x+1,2x,-11),(2x,x+1,-4),(-3,4x-7,6)|=0

Find the values of x,y,z and w from the following equation : [(x-y,2x+z), (2x-y, 3z+w)] = [(-1,5),(0,13)]

MODERN PUBLICATION-DETERMINANTS-EXERCISE
  1. Write the value {:|(x,x+1),(x-1,x)|

    Text Solution

    |

  2. If matric A = {:|(3-2x,x+1),(2,4)| is singular, then x is equal to

    Text Solution

    |

  3. The value of x from the equation {:|(x,2,3),(4,x,1),(x,2,5)|=0 is

    Text Solution

    |

  4. If A is a square matrix of order 3 such that |adjA|=16, then |A| is

    Text Solution

    |

  5. If {:|(2,3),(4,5)| = |(x,3),(2x,5)|, then the value of 'x' is ………..

    Text Solution

    |

  6. The cofactor of a13 in {:|(2,-3,5),(6,0,4),(1,5,-7)| is

    Text Solution

    |

  7. If A= diag (4, 2, 1) then det. A is equal to :

    Text Solution

    |

  8. If a, b, c, are in A.P, then the determinant |[x+2,x+3,x+2a],[x+3,x+4,...

    Text Solution

    |

  9. If a1,a2,a3,……………….. are in A.P., then the value of: {:|(a1,a2,1),(a...

    Text Solution

    |

  10. The system of linear equations: 3x+y-z=2,x-z=1 and 2x+2y+az=5 has un...

    Text Solution

    |

  11. Let I denote the 3xx3 and P be a matrix obtained by rearranging the co...

    Text Solution

    |

  12. If A is matrix of order 3,such that A(adjA)=10I. Then |adjA|=

    Text Solution

    |

  13. Without expanding the determinant at any stage, prove that {:|(x+1,x+2...

    Text Solution

    |

  14. Consider the following statements: (i) If any two rows or coluns of a ...

    Text Solution

    |

  15. Let A be a square matrix all of whose entries are integers. Which on...

    Text Solution

    |

  16. Let omega ne 1 be a cube root of unity and S be the set of all non-...

    Text Solution

    |

  17. Let M and N be two 3xx3 non-singular skew-=symmetric matrices such t...

    Text Solution

    |

  18. The number of values of k which the linear equations 4x+ky+2z=0 kx...

    Text Solution

    |

  19. The number of values of k, for which the system of equations (k""+""...

    Text Solution

    |

  20. If P=[[1,alpha,3],[1,3,3],[2,4,4]] is the adjoint of a 3xx3 matrix A a...

    Text Solution

    |