Home
Class 12
MATHS
Let f(x)=x/(1-x) and let alpha be a rea...

Let `f(x)=x/(1-x)` and let `alpha` be a real number. If `x_0=alpha, x_1=f(x_0), x_2 = f(x_1),.........and x_2011 = -1/2012` then the value of `alpha` is

A

0

B

`(2009)/(2010)`

C

`(1)/(2009)`

D

`(1)/(2010)`

Text Solution

Verified by Experts

The correct Answer is:
D
Promotional Banner

Topper's Solved these Questions

  • RELATIONS AND FUNCTIONS

    DISHA PUBLICATION|Exercise EXERCISE - 1|60 Videos
  • PROBABILITY-1

    DISHA PUBLICATION|Exercise EXERCISE-1 : CONCEPT BUILDER|180 Videos
  • RELATIONS AND FUNCTIONS-2

    DISHA PUBLICATION|Exercise EXERCISE-2: CONCEPT APPLICATOR|30 Videos

Similar Questions

Explore conceptually related problems

Let f(x)=(alpha x)/(x+1) Then the value of alpha for which f(f(x)=x is

" Let "f(x)=(alpha x)/(x+1),x!=-1" and "f(f(x))=x" ,then the value of "(alpha^(2))/(2)" is "

Let f(x)=(alphax)/(x+1),x ne -1 . Then, for what values of alpha is f[f(x)]=x?

Let f(x)=(alpha x)/(x+1), x ne -1. Then, for what value of alpha " is " f[f(x)]=x ?

Let f(x) be defined as f(x)={tan^(-1)alpha-5x^(2),0 =1 if f(x) has a maximum at x=1, then find the values of alpha.

If f(x)=(tan x cot alpha)^((1)/(x-a)),x!=alpha is continuous at x=alpha, then the value of f(alpha) is

DISHA PUBLICATION-RELATIONS AND FUNCTIONS -EXERCISE - 2
  1. Let X={1,2,3,4,5} and Y={1,3,5,7,9}. Which of the following is not a r...

    Text Solution

    |

  2. Find the domain of f(x)=sqrt((0. 625)^(4-3x)-(1. 6)^(x(x+8)))

    Text Solution

    |

  3. Let f(x)=x/(1-x) and let alpha be a real number. If x0=alpha, x1=f(x...

    Text Solution

    |

  4. The domain and range of the relation R given by R = {(x, y) : y = x...

    Text Solution

    |

  5. Find the range of f(x)=sgn(x^2-2x+3)dot

    Text Solution

    |

  6. The domain of definition of the function y(x) is given by the equation...

    Text Solution

    |

  7. A, B and C are three different sets and Axx(BcapC)=(A xxB)cap(AxxC). J...

    Text Solution

    |

  8. Let f be a function on R given by f(x) = x^(2) and let E = {x in R: - ...

    Text Solution

    |

  9. Let f(x)=x/(1+x^2) and g(x)=(e^-x)/(1+[x]), where [x] is the greatest ...

    Text Solution

    |

  10. The relation R defined on the set A = {1, 2, 3, 4, 5} by R = {(a, b)...

    Text Solution

    |

  11. Let f (x) = [x], where [x] denotes the greatest integer less than or e...

    Text Solution

    |

  12. Define relations R(1) and R(2) on set A = [2,3,5,7,10] as xR(1)y is 2x...

    Text Solution

    |

  13. A relation R is defined in the set Z of integers as follows (x, y ) in...

    Text Solution

    |

  14. The domain of the function f(x)=sqrt(x^(2)-5x+6)+sqrt(2x+8-x^(2)) , ...

    Text Solution

    |

  15. The real valued function f(x)=(a^x-1)/(x^n(a^x+1)) is even, then the v...

    Text Solution

    |

  16. the value of the function f(x)=(x^2-3x+2)/(x^2+x-6) lies in the inter...

    Text Solution

    |

  17. The domain of f (x) = log (|x - 2 | - 2 | - 1) is

    Text Solution

    |

  18. If f:R to R satisfies f(x+y)=f(x)+f(y), for all x, y in R and f(1)=7,...

    Text Solution

    |

  19. Find the domain of the following functions: f(x)=sqrt((2/(x^2-x+1)-1/(...

    Text Solution

    |

  20. Which of the following functions is even,

    Text Solution

    |