Home
Class 14
MATHS
The square root of (7+3sqrt(5))(7-3sq...

The square root of `(7+3sqrt(5))(7-3sqrt(5))` is `sqrt(5)` (b) 2 (c) 4 (d) `3sqrt(5)`

Text Solution

AI Generated Solution

Promotional Banner

Topper's Solved these Questions

  • SIMPLIFICATION

    RS AGGARWAL|Exercise question|15 Videos

  • STOCKS AND SHARES

    RS AGGARWAL|Exercise All Questions|42 Videos

Similar Questions

Explore conceptually related problems

(7+3sqrt5)/(7-3sqrt5)=

The square root of (7 + 3sqrt5) (7 - 3sqrt5) is :

If (4+3sqrt(5))/(4-3sqrt(5))=a+b sqrt(5)

The square root of (7+3sqrt5) (7-3sqrt5) is (A) 4 (B) sqrt5 (C) 3sqrt5 (D) 2

If (4+3sqrt(5))/(sqrt(5))=a+b sqrt(5), bis

The positive square root of 5sqrt(2)+4sqrt(3) is

(7+3sqrt(5))/(3+sqrt(5))+(7-3sqrt(5))/(3-sqrt(5))

(sqrt(5)+sqrt(3))(sqrt(7)-sqrt(3))

RS AGGARWAL-SQUARE ROOTS AND CUBE ROOTS-All Questions
  1. sqrt((9. 5xx. 085)/(. 0017xx. 19)) equals (a) .05 (b) 5 (c) 50 (d) ...

    Text Solution

    |

  2. The value of sqrt(((0. 03)^2+(0. 21)^2+(0. 065)^2)/((0. 003)^2+(0. ...

    Text Solution

    |

  3. The square root of (7+3sqrt(5))(7-3sqrt(5)) is sqrt(5) (b) 2 (c) 4 ...

    Text Solution

    |

  4. (sqrt(3)-1/(sqrt(3)))^2 simplifies to 3/4 (b) 4/(sqrt(3)) (c) 4/3 (...

    Text Solution

    |

  5. If a=0.1039, then the value of sqrt(4a^2-4a+1)+3a is (a) 0.1039 (b) 0....

    Text Solution

    |

  6. The square root of ((0. 75)^3)/(1-0. 75)+[0. 75+(0. 75)^2+1] is (a)...

    Text Solution

    |

  7. If 3a=4b=6c and a+b+c=27sqrt(29), then sqrt(a^2+b^2+c^2) is (a) 3sqrt(...

    Text Solution

    |

  8. The square root of 0. 4 is 0. 6 (b) 0. 7 (c) 0. 8 (d) 0. 9

    Text Solution

    |

  9. Which one of the following numbers has rational square root? A. 0.4 ...

    Text Solution

    |

  10. The value of sqrt(0. 4) is (a) 0.02 (b) 0.2 (c) 0.51 (d) 0.63

    Text Solution

    |

  11. sqrt(0. 2)=? (a) 0.02 (b) 0.2 (c) 0.447 (d) 0.632

    Text Solution

    |

  12. The value of sqrt(0. 121) is (a) 0.011 (b) 0.11 (c) 0.347 (d) 1....

    Text Solution

    |

  13. The value of sqrt(0. 064) is (a) 0.008 (b) 0.08 (c) 0.252 (d) 0....

    Text Solution

    |

  14. The value of sqrt((0. 16)/(0. 4)) is (a) 0.02 (b) 0.2 (c) 0.63 (...

    Text Solution

    |

  15. The value of (1+sqrt(0. 01))/(1-sqrt(0. 1)) is close to (a) 0.6 ...

    Text Solution

    |

  16. The square root of 535.9225 is (a) 23.15    (b) 23.45    (c) 24....

    Text Solution

    |

  17. If sqrt(5)=2. 236 , then the value of 1/(sqrt(5)) is (a) .367 (b...

    Text Solution

    |

  18. If sqrt(24)=4. 899 , the value of sqrt(8/3) is (a) 0.544 (b) 1.3...

    Text Solution

    |

  19. If sqrt(6)=2. 449 , then the value of (3sqrt(2))/(2sqrt(3)) is (a) ...

    Text Solution

    |

  20. If sqrt(5)=2. 236 , then the value of (sqrt(5))/2-(10)/(sqrt(5))+sq...

    Text Solution

    |