Home
Class 12
MATHS
The least value of the sum of any positi...

The least value of the sum of any positive real number and its reciprocal is-

A

1

B

-1

C

-2

D

2

Text Solution

Verified by Experts

The correct Answer is:
D
Promotional Banner

Topper's Solved these Questions

  • MCQ ZONE 3

    CHHAYA PUBLICATION|Exercise Question Paper 8|30 Videos

  • MCQ ZONE 3

    CHHAYA PUBLICATION|Exercise Question Paper 6|30 Videos

  • MCQ ZONE

    CHHAYA PUBLICATION|Exercise Question Paper 7|80 Videos

  • MCQ's

    CHHAYA PUBLICATION|Exercise QUESTION PAPER 9|66 Videos

Similar Questions

Explore conceptually related problems

Which number has reciprocal as itself?

Answer the following questions in short: Find the maximum value of the product of two positive numbers when their sum is 24.

If the product of n positive number is unity, then their sum is

If the product of n positive numbers is n^n . Then their sum is

For any two positive numbers a and b,prove that AMgeGM

The least value of 2x^(2)+y^(2)+2xy+2x-3y+8 for real numbers x and y is -

Let the harmonic mean of two positive real numbers a and b be 4. If q is a positive real number such that a,5,q,b is an arithmetic progression , then the value (s) of abs(q - a) is (are)

The minimum value of the sum of real number a^-5,a^-4,3a^-3,1,a^8 and a^10 with a > 0 is

CHHAYA PUBLICATION-MCQ ZONE 3 -Question Paper 7
  1. The locus of the point of intersection of a pair of perpendicular tang...

    Text Solution

    |

  2. The straight line x+ y= sqrt(2) p will touch the hyperbola 4x^(2) - ...

    Text Solution

    |

  3. If the focal chord of y^(2)=16x is a tangent to the circle (x-6)^(2) +...

    Text Solution

    |

  4. The area (in square unit ) bounded by the curves y= |x| - 1 and y= ...

    Text Solution

    |

  5. If the normal at the point ( bt(1)^(2), 2 bt(1)) to the parabola y^(2...

    Text Solution

    |

  6. The line y= mx +c touches the hyperbola b^(2) x^(2) - a^(2) y^(2) = a...

    Text Solution

    |

  7. The least value of the sum of any positive real number and its recipro...

    Text Solution

    |

  8. The function f(x)= x^((1)/(x)) is-

    Text Solution

    |

  9. If the chord of contact of tangents from a point on the circle x^(2) +...

    Text Solution

    |

  10. The value of x for which the polynomial 2x^(3) - 9x^(2) + 12x +4 is a ...

    Text Solution

    |

  11. The length of the rectangle of maximum area that can be inscribed in a...

    Text Solution

    |

  12. If the tangent at any point on the ellipse (x^(2))/(a^(2)) + (y^(2))/(...

    Text Solution

    |

  13. The minimum value of 4e^(2x) + 9e^(-2x) is-

    Text Solution

    |

  14. Suppose the function f(x) is defined as follows : f(x)= x(x-1)(x-2)...

    Text Solution

    |

  15. The pressure p and the volume v of a gas are connected by the relation...

    Text Solution

    |

  16. The population of a country doubles in 50 years. Assuming that the rat...

    Text Solution

    |

  17. Let y= f(x) be the function, which passes through (1, 2) and has slop...

    Text Solution

    |

  18. The radius of a cylinder is increasing at the rate of 3 m/s and its a...

    Text Solution

    |

  19. The function f(x)=x^(2)+4x-2 has a minimum value at-

    Text Solution

    |

  20. The normal at any point to a curve always passes through a given point...

    Text Solution

    |