Home
Class 12
MATHS
Find the interval where f(x)=(1)/(1+x^2)...

Find the interval where `f(x)=(1)/(1+x^2)` decreases.

Text Solution

Verified by Experts

The correct Answer is:
`0, oo`
Promotional Banner

Topper's Solved these Questions

  • QUESTION PAPER 2017

    CHHAYA PUBLICATION|Exercise UNIT -4|8 Videos

  • QUESTION PAPER 2017

    CHHAYA PUBLICATION|Exercise UNIT -5|2 Videos

  • QUESTION PAPER 2017

    CHHAYA PUBLICATION|Exercise UNIT -2|7 Videos

  • QUESTION PAPER -2018

    CHHAYA PUBLICATION|Exercise WBJEE|45 Videos

  • QUESTIONS PAPER -2019

    CHHAYA PUBLICATION|Exercise WBJEE 2019|45 Videos

Similar Questions

Explore conceptually related problems

Find the intervals in which f(x)=(x+2) e^(-x) is decreasing

Find the intervals where f(x) is negative ((x-1)(x-2))/((2x-5)(x+4))

Find the intervals in which f(x)=x^2+2x-5 is increasing or decreasing.

For the function f(x) = 2x^3-8x^2+10x+5 , find the interval (s) in which f(x) is decreasing

Find the intervals in which f(x)=(x+2) e^(-x) is increasing

Find the intervals in which the function f(x)=(x)/(x^(2)+1) is decreasing

Find the intervals in which the function f(x)=(x)/(x^(2)+1) is increasing

Let f(x)= { x e^(a x),x lt=0;x+a x^2-x^3,x >0 where a is a positive constant. Find the interval in which f^(prime)(x) is increasing.

Find the intervals in which the function f(x)= x/(x^2+1) is decreasing.

Find the intervals in which the function f(x)=(4x^(2)+1)/x is decreasing

CHHAYA PUBLICATION-QUESTION PAPER 2017-UNIT -3
  1. The value of int(-a)^(a)(xe^(x^4))/(1+x^2)dx is

    Text Solution

    |

  2. The degree of the differential equation (d^3y)/(dx^3)+y=root3(1+(dy)/(...

    Text Solution

    |

  3. If x=sqrt(a^(sin^(-1)t)" and "y=sqrt(a^(cos^(-1)t) show that (dy)/(dx)...

    Text Solution

    |

  4. Varify Rolle's theorem for the function f(x)=x^2-4x+3 in 1lexle3.

    Text Solution

    |

  5. Evalute: int (cosx-cos2x)/(1-cosx)dx.

    Text Solution

    |

  6. A particle starts with the velocity u and moves in a straight line, it...

    Text Solution

    |

  7. Find the interval where f(x)=(1)/(1+x^2) decreases.

    Text Solution

    |

  8. If f(x)=f(a+x), then prove that the value of int(a)^(a+t) f(x)dx is i...

    Text Solution

    |

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

    Text Solution

    |

  10. [(3,-2),(6,-k)] =A,also detA=0 then find k.

    Text Solution

    |

  11. intcos^(- 1)sqrt(x/(a+x))dx

    Text Solution

    |

  12. Evalute int (xdx)/(x^4-x^2+1)

    Text Solution

    |

  13. Solve: ydx-(x+2y^2)dy=0.

    Text Solution

    |

  14. In a certain culture the rate of increment of bactreria at any instant...

    Text Solution

    |

  15. Evalute: int(0)^((pi)/(4)) log(1+tantheta)d theta.

    Text Solution

    |

  16. From the definition of the definite integral, find the value of int(1...

    Text Solution

    |

  17. Using calculus, find the maximum value of the function ((x)/(a))^x .

    Text Solution

    |

  18. Using integration, prove that the area of the closed region bounded by...

    Text Solution

    |

  19. If the staight line (x)/(h)+(y)/(k)=1touches the curve ((x)/(a))^n+((y...

    Text Solution

    |

  20. Solve: xdy-ydx=sqrt(x^2+y^2)dx.

    Text Solution

    |