Home
Class 12
MATHS
If Sr = alpha^r + beta^r + gamma^r then ...

If `S_r = alpha^r + beta^r + gamma^r` then show that `|[S_0,S_1,S_2],[S_1,S_2,S_3],[S_2,S_3,S_4]| = (alpha-beta)^2(beta-gamma)^2(gamma-alpha)^2`

Promotional Banner

Topper's Solved these Questions

  • COMPOUND ANGLES

    ALLEN|Exercise EX -JA|8 Videos
  • INVERSE TRIGONOMETRIC FUNCTIONS

    ALLEN|Exercise All Questions|145 Videos

Similar Questions

Explore conceptually related problems

If S_(r)=alpha^(r)+beta^(r)+gamma^(r) then show that det[[S_(0),S_(1),S_(2)S_(1),S_(2),S_(3)S_(2),S_(3),S_(4)]]=(alpha-beta)^(2)(beta-gamma)^(2)(gamma-alpha)^(2)det[[S_(1),S_(2),S_(3)S_(2),S_(3),S_(4)]]=(alpha-beta)^(2)(beta-gamma)^(2)(gamma-alpha)^(2)

If S_(r)=alpha^(r)+beta^(r)+gamma^(r) then show that det[[S_(2),S_(1),S_(2)S_(1),S_(2),S_(3)S_(2),S_(3),S_(4)]]=(alpha-beta)^(2)(beta-gamma)^(2)(gamma-alpha)^(2)det[[S_(1),S_(2),S_(3)S_(2),S_(3),S_(4)]]=(alpha-beta)^(2)(beta-gamma)^(2)(gamma-alpha)^(2)

Show that |[1,alpha,alpha^2],[1,beta,beta^2],[1,gamma,gamma^2]|=(alpha-beta)(beta-gamma)(gamma-alpha)

Show that | (1,1,1), (alpha ^ 2, beta ^ 2, gamma ^ 2), (alpha ^ 3, beta ^ 3, gamma ^ 3) | = (alpha-beta) (beta-gamma) (gamma-alpha) (alphabeta + betagamma + gammaalpha) |

If alpha,beta,gamma are the zeros of the polynomial f(x)=x^(3)-px^(2)+qx-r, then (1)/(alpha beta)+(1)/(beta gamma)+(1)/(gamma alpha)=

Prove that |[alpha,beta,gamma] ,[alpha^2,beta^2,gamma^2] , [beta+gamma, gamma+alpha, beta+alpha]| = (alpha-beta)(beta-gamma)(gamma-alpha)(alpha+beta+gamma)

Suppose alpha, beta, gamma are roots of x^(3) + qx + r = 0 . If (alpha - beta)^(2) + (beta - gamma)^(2) + (gamma - alpha)^(2) = - e, then q = ________

If alpha, beta, gamma are the roots of x^3+px^2+qx+r=0 then alpha^(2)(beta+gamma)+beta^(2)(gamma+alpha)+gamma^(2)(alpha+beta)=

ALLEN-DETERMINANTS-All Questions
  1. Let a, b, c, d be real numbers in G.P. If u, v, w satisfy the system...

    Text Solution

    |

  2. If a^2+b^2+c^2=1 then show that value of the determinant |a^2+(b^2+c^2...

    Text Solution

    |

  3. If Sr = alpha^r + beta^r + gamma^r then show that |[S0,S1,S2],[S1,S2,S...

    Text Solution

    |

  4. Solve the system of equations : z+ay+a^2x+a^3=0 z+by+b^2x+b^3=0 z+cy+c...

    Text Solution

    |

  5. If x ,\ y , z are not all zero and if a x+b y+c z=0; b x+c y+a z=0; c ...

    Text Solution

    |

  6. If a^2+b^2+c^2=-2\ a b n df(x)=|1+a^xx(1+b^2)x(1+c^2)x(1+a^2)x1+b^2x(1...

    Text Solution

    |

  7. The value of |alpha| for which the system of equation alphax+y+z=alpha...

    Text Solution

    |

  8. If D=|1 1 1 1 1+x1 1 1 1+y|"f o r"x!=0, y!=0 then D is (1) divisibl...

    Text Solution

    |

  9. Let a, b, c be any real numbers. Suppose that there are real number...

    Text Solution

    |

  10. Let a, b, c be such that b(a""+""c)!=0 . If |a a+1a-1-bb+1b-1cc-1c...

    Text Solution

    |

  11. Consider the system of linear equations; x-1\ +2x2+x3=3 2x1+3x2+3=3 3x...

    Text Solution

    |

  12. The number of value of k for which the linear equations 4x+k y+2z=0k x...

    Text Solution

    |

  13. If the trivial solution is the only solution of the system of equation...

    Text Solution

    |

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

    Text Solution

    |

  15. If a ,b ,c are sides of a scalene triangle, then value of |a b c b c a...

    Text Solution

    |

  16. If the system of linear equations x1+2x2+3x3=6,\ x1+3x2+5x3=9,\ 2x2+5x...

    Text Solution

    |

  17. Statement 1: The system of linear equations x+(sinalpha)y+(cosalpha)z=...

    Text Solution

    |

  18. Consider the system of equations x+a y=0,\ y+a z=0.\ Then the set of ...

    Text Solution

    |

  19. If alpha,beta!=0 , and f(n)""=alpha^n+beta^n and |3 1+f(1)1+f(2)1+f(1)...

    Text Solution

    |

  20. The set of all values of lamda for which the system of linear equation...

    Text Solution

    |