Home
Class 14
MATHS
If a + (1)/(a) = - 2 then the value of...

If ` a + (1)/(a) = - 2 ` then the value of `a ^(1000) + a ^(-1000) ` is

A

A)2

B

B)0

C

1

D

`(1)/(2)`

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • ALGEBRA

    KIRAN PUBLICATION|Exercise Questions Asked In Previous SSC Exams (Type - III) |17 Videos

  • ALGEBRA

    KIRAN PUBLICATION|Exercise Questions Asked In Previous SSC Exams (Type - IV) |59 Videos

  • ALGEBRA

    KIRAN PUBLICATION|Exercise Test Yourself |25 Videos

  • ALLIGATION OR MIXTURES

    KIRAN PUBLICATION|Exercise TEST YOURSELF|27 Videos

Similar Questions

Explore conceptually related problems

The value of 10+0+(9)/(100) + ( 5)/( 1000) is

If a^4+a^3+a^2+a= 0 then find the value of a^(1000)+ a^(100) + a^(10)

Find the value 3.75% of 1000 litre

Find the value of : 10,000-:1,000+100-:10=?

The pH value of of (M)/(1000) HCl solution is

If S=sum_(r=1)^(80)(r)/((r^4+r^2+1)) , then the value of (6481s)/(1000) is

If [x] and {x} represetnt the integral and fractional parts of x , respectively, then the value of sum_(r=1)^(1000)({x+r})/(1000) is

Let f(n) = [1/4 + n/1000] , where [x] denote the integral part of x. Then the value of sum_(n=1)^(1000) f(n) is

KIRAN PUBLICATION-ALGEBRA-Questions Asked In Previous SSC Exams (Type - II)
  1. The value of x which satisfies the equation (x+a^(2)+2c^(2))/(b+c)+(x+...

    Text Solution

    |

  2. If a ^(3) = 117 + b ^(3) and a = 3 + b,then the value of a + b is :

    Text Solution

    |

  3. If a + (1)/(a) = - 2 then the value of a ^(1000) + a ^(-1000) is

    Text Solution

    |

  4. if a^(2) = b + c, b^(2) = a + c, c^(2) = b + a then what will be...

    Text Solution

    |

  5. If a, b, c and d satisfy the equations {:( a + 7b + 3c + 5d ...

    Text Solution

    |

  6. If (x)/(( b - c) ( b + c - 2a)) = (y)/(( c - a)( c + a- 2 b)) = (z)/(...

    Text Solution

    |

  7. If c + (1)/(c) = 3, then the value of (c-3) ^(7) + (1)/(c ^(7)) is

    Text Solution

    |

  8. If x = 3 sqrt(7) + 3 then the value of x ^(3) - 9 x^(2) + 27 x -...

    Text Solution

    |

  9. If p( x + y)^(2) = 5 and q ( x -y )^(2) = 3 then the simplified val...

    Text Solution

    |

  10. If x + (1)/( x) = - 2 then the value of x^(p) + x^(q) is : (where ...

    Text Solution

    |

  11. If ( 2 a - 3) ^(2) + ( 3 b + 4 )^(2) + ( 6 c + 1)^(2) = 0 then the v...

    Text Solution

    |

  12. If for a non - zero x, 3 x^(2) + 5 x + 3 = 0 then the value of x^...

    Text Solution

    |

  13. What is (( x ^(2) - y^(2))^(3) + ( y ^(2) - z^(2))^(3) + ( z^(2) - x...

    Text Solution

    |

  14. If ( x^(3) + 3 y ^(2) x)/( y^(3) + 3 x ^(2) y) = (35)/( 19) what is ...

    Text Solution

    |

  15. Given a - bb b =2 , a ^(3) - b ^(3) = 26 then (a + b ) ^(2) is

    Text Solution

    |

  16. If x + y+ z = 9 then the value of ( x - 4) ^(3) + ( y - 2)^(3) + ...

    Text Solution

    |

  17. If a =2, b =-3 then the value of 27 a ^(3) - 54 a ^(2) + 36 b ^(2) - 8...

    Text Solution

    |

  18. If a ^(3) + (1)/( a ^(3)) = 2 then value of (a ^(2) + 1 )/(a) is (a...

    Text Solution

    |

  19. If pq (p +q) =1, then the value of(1)/( p ^(3) q ^(3)) - p ^(3) - q ^(...

    Text Solution

    |

  20. If (a)/(b) + (b)/(a) =1, then the value of a ^(3) + b ^(3) is equal to

    Text Solution

    |