Home
Class 10
MATHS
If x = 2+sqrt3, the value of x+1/x is sq...

If `x = 2+sqrt3`, the value of x+1/x is `sqrt2`.

Promotional Banner

Topper's Solved these Questions

  • QUESTION PAPER 2019

    UNITED BOOK HOUSE|Exercise Exercise |53 Videos
  • QUESTION PAPER 2018

    UNITED BOOK HOUSE|Exercise Exercise |53 Videos

Similar Questions

Explore conceptually related problems

If x+1/x =sqrt3, then one value of x is-

If x = 2 + sqrt3 , then the value of x + (1)/(x) is

If x + 1/x = sqrt3 then the value of x^6 is

If x= sqrt3+sqrt2 ,find the value of x^3-1/x^3 .

If x = 2+sqrt3 then x+1/x =

If x = 3 + 2 sqrt2 , then find the value of x + (1)/(x)

When x = (sqrt3)/(2) , the value of ((1 + x)/(1 + sqrt1 + x) + (1- x)/(1 - sqrt1 - x)) is____

If x= 3+ 2sqrt2 then find the value of x+1/x .

x + y = (4)/(sqrt3) and x - y = (2)/(sqrt3) , then the value of 4xy is

If x = sqrt3/2 then find the value of (sqrt(1+x) - sqrt(1-x))/(sqrt(1+x) + sqrt(1-x))

UNITED BOOK HOUSE-QUESTION PAPER 2017-Exercise
  1. Text Solution

    |

  2. Write True or False (any five) : A starts a business with ₨. 10,000 a...

    Text Solution

    |

  3. If x = 2+sqrt3, the value of x+1/x is sqrt2.

    Text Solution

    |

  4. If two circles of radii 7 cm and 3 cm touch each other extermally, the...

    Text Solution

    |

  5. If 0^@ < theta < 90^@, then sin theta > sin^2 theta.

    Text Solution

    |

  6. If the total sueface area of a hemishere be 36Pi sq. cm, them its radi...

    Text Solution

    |

  7. If the perpendicular drawn on x-axis from the point of intersection of...

    Text Solution

    |

  8. Answer the followings questions (any ten) : A sum of money is doubled...

    Text Solution

    |

  9. A invests 1, 1/2 times more than B invests in a business. At the end o...

    Text Solution

    |

  10. Without solving, find the values of 'p' for which the equation x^2 + (...

    Text Solution

    |

  11. If x prop yz and y prop zx , show that z is a non zero constant.

    Text Solution

    |

  12. The perimeter of two similar triangles are 20 cm and 16 cm respectivel...

    Text Solution

    |

  13. In angleABC, angleABC =90^@, AB = 5 cm, BC = 12 cm. Find the length of...

    Text Solution

    |

  14. In triangleABC, if AB = (2a - 1) cm, AC = 2sqrt2a cm and Bc = (2a + 1)...

    Text Solution

    |

  15. If x = a sec theta and y = b tan theta, then find the relation between...

    Text Solution

    |

  16. If tan (theta + 15^@) = sqrt3, find the value of sin theta + cos theta...

    Text Solution

    |

  17. The diameter of one sphere is double the diameter of another sphere. I...

    Text Solution

    |

  18. If the number of surface of a cuboid is x, the number of edges is y, t...

    Text Solution

    |

  19. If 11, 12, 14, x - 2, x + 4, x + 9, 32, 38, 47 are arranged in ascendi...

    Text Solution

    |

  20. Answer any one question : The difference between simple interest and ...

    Text Solution

    |