Home
Class 12
MATHS
Find x if [(1,2,x),(1,1,1),(2,1,-1):}]is...

Find x if `[(1,2,x),(1,1,1),(2,1,-1):}]`is singular

Text Solution

Verified by Experts

The correct Answer is:
4
Promotional Banner

Topper's Solved these Questions

  • DETERMINANTS

    ARIHANT PUBLICATION|Exercise ODISHA BUREAU.S TEXTBOOK SOLUTIONS (EXERCISE 5(B))|97 Videos

  • CONTINUITY AND DIFFERENTIABILITY

    ARIHANT PUBLICATION|Exercise CHAPTER PRACTICE (4 MARK)|47 Videos

  • DIFFERENTIAL EQUATION

    ARIHANT PUBLICATION|Exercise CHAPTER PRACTICE (LONG ANSWER TYPE QUESTIONS)|21 Videos

Similar Questions

Explore conceptually related problems

Find x if [(1,1,1),(1,x,-1),(2,1,-1)] is singular

If A = ((1,0,2),(5,1,x),(1,1,1)) is a singular matrix the, what is the value of x ?

Find X, if [[1,1,1],[1,1,-1],[2,1,-1]]X=[[6],[0],[1]] where X=[[x_1],[x_2],[x_3]]

Find x , so that [{:(1,x,1):}][{:(1,3,2),(0,5,1),(0,3,2):}][{:(1),(1),(x):}]=O

If [{:(2x,y),(1,3):}]+[{:(4,2),(0,-1):}]=[{:(8,3),(1,2):}] , find x and y .

ARIHANT PUBLICATION-DETERMINANTS -CHAPTER PRACTICE
  1. For what value of matrix [{:(6-x,4),(3-x,1):}] is a singular matrix?

    Text Solution

    |

  2. For what value of x, A=[(2(x+1),2x),(x,x-2):}]singular matrix

    Text Solution

    |

  3. Find x if [(1,2,x),(1,1,1),(2,1,-1):}]is singular

    Text Solution

    |

  4. IF the value of the third order determinant is 12, then find the value...

    Text Solution

    |

  5. IF for the non singular matrix A,A^2=I then find A^-1

    Text Solution

    |

  6. A is a non singular symmetric matrix, write whether A^-1 is symmetric ...

    Text Solution

    |

  7. Show that: abs((1,a,a^2),(1,b,b^2),(1,c,c^2))=(a-b)(b-c)(c-a)

    Text Solution

    |

  8. Prove that |[x, y, z],[x^2, y^2, z^2], [x^3, y^3, z^3]|=xyz(x-y)(y-z)(...

    Text Solution

    |

  9. Prove the following : [[x+4,2x,2x],[2x,x+4,2x],[2x,2x,x+4]]-(5x+4)(4-x...

    Text Solution

    |

  10. Prove that: |[1, 1+p, 1+p+q],[2, 3+2p, 1+3p+2p], [3, 6+3p, 1+6p+3q ]|=...

    Text Solution

    |

  11. Without expanding the determinants prove that |{:(a,a^2,bc),(b,b^2,c...

    Text Solution

    |

  12. IF a,b and c are in AP then find the value of the determinant |{:(x+2,...

    Text Solution

    |

  13. Without expanding evaluate the determinant , |{:(sina,sinbeta,sin(a+d...

    Text Solution

    |

  14. Prove that the determinant |{:(x, sin theta, cos theta),(-sin theta,...

    Text Solution

    |

  15. Using properties of determinants evaluate |{:(0,ab^2,ac^2),(a^2b,0,b...

    Text Solution

    |

  16. Prove the following: [[-a^2,ab,ac],[ab,-b^2,bc],[ac,bc,-c^2]]=4a^2b^...

    Text Solution

    |

  17. Using properties of determinats show that |{:(a,a+b,a+2b),(a+2b,a,a+b)...

    Text Solution

    |

  18. Prove the following: [[b^2-ab,b-c,bc-ac],[ab-a^2,a-b,b^2-ab],[bc-ac,...

    Text Solution

    |

  19. Evaluate |{:(1,1,1),(nC1,n+2C1,n+4C1),(nC2,n+2C2,n+4C2):}|

    Text Solution

    |

  20. Find the values of k, if the area of traingle is 4sq units and vertice...

    Text Solution

    |