Home
Class 14
MATHS
Find the square root of 7 - 2sqrt(10)....

Find the square root of `7 - 2sqrt(10)`.

A

`sqrt5+sqrt2`

B

`-sqrt5-sqrt2`

C

`pm(sqrt5-sqrt2)`

D

`pm(sqrt5+sqrt2)`

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • Fundamentals

    DISHA PUBLICATION|Exercise Practice Exercises(Expert level)|18 Videos

  • Fundamentals

    DISHA PUBLICATION|Exercise Test Yourself|15 Videos

  • Fundamentals

    DISHA PUBLICATION|Exercise Practice Exercises(Foundation level)|39 Videos

  • FUNCTIONS

    DISHA PUBLICATION|Exercise Test Yourself|15 Videos

  • GEOMETRY

    DISHA PUBLICATION|Exercise TEST YOURSELF |3 Videos

Similar Questions

Explore conceptually related problems

Find the square root of 7 + 2 sqrt 10

Find the square root of -7-24i

Find the square root of 6 - sqrt(35)

Find the square root of 7-30sqrt(-2)

Find the square root of 10 + 2 sqrt21

Find the square root of 12+4sqrt(5)

Find the square root of 12-4sqrt(5)

Find the square root of 7+24i

DISHA PUBLICATION-Fundamentals-Practice Exercises(Standard level)
  1. If (2x)/(1+1/(1+x/(1-x)))=1 , then find the value of x .

    Text Solution

    |

  2. Find the value of 1/(2xx3)+1/(3xx4)+1/(4xx5)+1/(5xx6)+\ ddot+1/(9xx...

    Text Solution

    |

  3. Find the square root of 7 - 2sqrt(10).

    Text Solution

    |

  4. The product of two 2-digit numbers is 1938. If the product of their...

    Text Solution

    |

  5. If P + P! = P^3 , then the value of P is :

    Text Solution

    |

  6. For any real value of x the maximum value of 8x - 3x^2 is

    Text Solution

    |

  7. Ifx is a number satisfying the equation root3(x+9)-root3(x-9) = 3, " t...

    Text Solution

    |

  8. The value of [35. 7-(3+1/(3+1/3))-(2+1/(2+1/2))] is (a) 30 (b) 34.8...

    Text Solution

    |

  9. Which one of the following sets of surds is in correct sequence of asc...

    Text Solution

    |

  10. Rohan is asked to figure out the marks scored by Sunil in three differ...

    Text Solution

    |

  11. The last three-digits of the multiplication 12345 ×x 54321

    Text Solution

    |

  12. The sum of the two numbers is 12 and their product is 35. What is the ...

    Text Solution

    |

  13. Find the value of (1-1/3)(1-1/4)(1-1/5)ddot(1-1/(100))

    Text Solution

    |

  14. An employer pays 20 for each day a works, and for deducts 3 for each ...

    Text Solution

    |

  15. Simplify: 1/(1+(2/3)/(1+2/3+(8/9)/(1-2/3))) . (11)/(13) (b) (13)/(15) ...

    Text Solution

    |

  16. If (37)/(13)=2-:1/(x+1/(y+1/z)) , where x ,\ y ,\ z are natural num...

    Text Solution

    |

  17. The value of sqrt(((0.03)^(2) + (0.21)^(2) + (0.065)^(2))/((0.003)^(2)...

    Text Solution

    |

  18. If (x^2+y^2+z^2-64)/(x y-y z-z x)=-2 and x+y=3z , then the value of...

    Text Solution

    |

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

    Text Solution

    |

  20. If x + (1)/(x)=4, then the value of x ^(4) + (1)/(x ^(4)) is:

    Text Solution

    |