Home
Class 12
MATHS
Show that the function f(x) = log x has ...

Show that the function f(x) = log x has neither a maximum nor a minium value.

Promotional Banner

Topper's Solved these Questions

  • QUESTION PAPER 2017

    UNITED BOOK HOUSE|Exercise EXERCISE|43 Videos

  • SET 1

    UNITED BOOK HOUSE|Exercise EXERCISE|41 Videos

Similar Questions

Explore conceptually related problems

Show that the function f(x) = 2/3 x^3-6x^2+20x-5 has neither a maximum nor a minimum value.

Show that , the following functions have neither a maximum nor a minimum value : 2x+tan^(-1)x

Show that , the following functions have neither a maximum nor a minimum value : (cos(x+a))/(cos(x+b))

Show that , the following functions have neither a maximum nor a minimum value : logx

Show that , the following functions have neither a maximum nor a minimum value : e^(x)

Show that , the following functions have neither a maximum nor a minimum value : x^(3)-3x^(2)+9x-5

Show that , the following functions have neither a maximum nor a minimum value : (ax+b)/(cx+d)

Show that the function f(x)=4x^3-18x^2+27x-7 has neither local maxima and local minima

Show that the function given by f(x) = (logx)/(x) has maximum at x = e.

Show that the function f(x)=(2)/(3)x^(3)-6x^(2)+20x-5 has neither a maximum nor a minimum value.

UNITED BOOK HOUSE-SET (11)-EXERCISE
  1. Evaluate: int xe^x dx

    Text Solution

    |

  2. Find the order and degree of the differential equation (d^3y)/(dx^3) ...

    Text Solution

    |

  3. Show that the function f(x) = log x has neither a maximum nor a minium...

    Text Solution

    |

  4. Let V and S be the volume and surfacea area of a sphere with radius re...

    Text Solution

    |

  5. Find the direction cosines of the straight line which makes equal angl...

    Text Solution

    |

  6. Show that the lines (x - 1)/3 = (y + 1)/2= (z - 1)/5 and (x + 2) / 4 =...

    Text Solution

    |

  7. If A and B are two events such that P(A) = P(B) = 1, then show that, P...

    Text Solution

    |

  8. Eight coins are thrown simultaneously. Show that the probability of ge...

    Text Solution

    |

  9. If tan^(-1) [(yz)/(xr)] + tan^(-1) [(zx)/(yr)]+ tan^(-1) [(xy)/(zr)] =...

    Text Solution

    |

  10. Provet that the producet of the matrics [[cos^2 alpha cos alpha sin al...

    Text Solution

    |

  11. Solve :|(x + a, b, c),(a, x+b, c),(a, b, x + c)|=0

    Text Solution

    |

  12. If f(x)= ((a+x)/(b+x))^(a+b+2x) then prove that f'(0)= [2log(a/b)+(b...

    Text Solution

    |

  13. If y = e^u and u = f(x), show that,(d^2y)/(dx^2)= e^u [(d^2u)/(dx^2) +...

    Text Solution

    |

  14. int dx/(x^n(1+x^n)^(1/n)) is

    Text Solution

    |

  15. Solve: (x^2 + y^2).dx-2xydy = 0, given y = 0 when x = 1

    Text Solution

    |

  16. SolveL (1+y)^2dx=(tan^(-1)y-x)dy, given that y= 0 when x= -1.

    Text Solution

    |

  17. If the points having position vectors hati + b hat j + c hat k, 7 hati...

    Text Solution

    |

  18. Let veca = 2 hati + 2 hat j + 3 hat k, vecb = -hati + 2 hat j + hat k,...

    Text Solution

    |

  19. Evaluate: underset (0)overset(pi/4)int (sqrt tanx + sqrt cotx)dx

    Text Solution

    |

  20. A bag contains 5 white, 7 red and 3 black balls. If three balls are dr...

    Text Solution

    |