Home
Class 8
MATHS
If x^(2) + (1)/(x^(2)) = 16, then find t...

If `x^(2) + (1)/(x^(2)) = 16`, then find the value of `x + (1)/(x)`.

A

`sqrt(3)`

B

`2sqrt(3)`

C

`3sqrt(2)`

D

`3sqrt(3)`

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • IMO MODEL TEST PAPER -3

    SCIENCE OLYMPIAD FOUNDATION |Exercise Everyday Mathematics|10 Videos
  • IMO MODEL TEST PAPER -3

    SCIENCE OLYMPIAD FOUNDATION |Exercise Achievers Section|5 Videos
  • IMO MODEL TEST PAPER -3

    SCIENCE OLYMPIAD FOUNDATION |Exercise Achievers Section|5 Videos
  • IMO MODEL TEST PAPER 1

    SCIENCE OLYMPIAD FOUNDATION |Exercise ACHIEVERS SECTION |5 Videos

Similar Questions

Explore conceptually related problems

If 2^(4)x4^(2)=16^(x), then find the value of x

If x^(2)+(1)/(x^(2))=18, find the values of x+(1)/(x) and -(1)/(x)

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

If x=(1)/(2-sqrt(3)) then find the value of x+(1)/(x)

If (2x)^(log_sqrt(x)x)=16 , then find the value of x.

If 2 ^(x +1) + 2 ^( x-1)= 80, then find the value of x.

If 2^(x-1)+2^(x+1)=1280, then find the value of x.

SCIENCE OLYMPIAD FOUNDATION -IMO MODEL TEST PAPER -3-Mathematical Reasoning
  1. Simplify: (1^(2) + 2^(2) + 3^(2) + 4^(2))^(1//3) xx (1^(3) + 2^(3) +...

    Text Solution

    |

  2. The value of (sqrt(0.01 + sqrt(0.0064)))/(0.01 xx 0.3) is .

    Text Solution

    |

  3. If x^(2) + y^(2) = 47 and xy = (19)/(2), then the value of 2(x + y)^(2...

    Text Solution

    |

  4. Solve for y : (3y-2)/(4) - (2y + 3)/(3) = (2)/(5) - y.

    Text Solution

    |

  5. In the given figure, EB is the diagonal of square EDBA. Find angleCEF ...

    Text Solution

    |

  6. If x^(2) + (1)/(x^(2)) = 16, then find the value of x + (1)/(x).

    Text Solution

    |

  7. If (t+2) units and (t^(2) + 4) units are length and breadth of a recta...

    Text Solution

    |

  8. Using Euler's formula, find the value of P, Q and R respectively. Fa...

    Text Solution

    |

  9. If 31y5 is divisible by 15, where y is a single digit, then what would...

    Text Solution

    |

  10. In the given parallelogram XYZW, find the values of x, y and z respect...

    Text Solution

    |

  11. The given pie chart shows the marks scored by a student in an examinat...

    Text Solution

    |

  12. The given bar graph represents sales of two wheelers and four wheelers...

    Text Solution

    |

  13. Find the values of A and B respectively.

    Text Solution

    |

  14. In the figure, ABCD is a rectangle. BD = BE, angleBED = 40^(@) and ref...

    Text Solution

    |

  15. Which of the following statement is INCORRECT?

    Text Solution

    |

  16. If a property holds for whole numbers, then it also holds for .

    Text Solution

    |

  17. A rectangular water reservoir contains 42000 litres of water. If the l...

    Text Solution

    |

  18. A can complete a work in 10 days and B can complete the same work in 1...

    Text Solution

    |

  19. Which of the following statements is INCORRECT?

    Text Solution

    |