Home
Class 12
MATHS
If f(x)=(x-1)/(x+1) then f(2x) is equal ...

If `f(x)=(x-1)/(x+1)` then `f(2x)` is equal to

A

`(f(x)+1)/(f(x)+3)`

B

`(3f(x)+1)/(f(x)+3)`

C

`(f(x)+3)/(f(x)+1)`

D

`(f(x)+3)/(3f(x)+1)`

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • FUNCTIONS

    VMC MODULES ENGLISH|Exercise Level -2|47 Videos

  • FUNCTIONS

    VMC MODULES ENGLISH|Exercise Level -2 (Numerical Value Type for JEE Main)|14 Videos

  • FUNCTIONS

    VMC MODULES ENGLISH|Exercise JEE Main & Advanced|8 Videos

  • DIFFERENTIAL EQUATIONS

    VMC MODULES ENGLISH|Exercise JEE ADVANCE (ARCHIVE )|32 Videos

  • INTEGRAL CALCULUS - 2

    VMC MODULES ENGLISH|Exercise JEE Advanced (Archive)|103 Videos

Similar Questions

Explore conceptually related problems

If f(x) = (x-1)/(x+1) , then f(2) is equal to

If f(x) =xtan^(-1)x , then f '(1) is equal to

If f(x) = (x-1)/(x+1) then f(ax) in term of f(x) is equal to

If f(x+4) = x^(2) - 1 , then f(x) is equal to

If f(x)=(x-1)/(x+1) , then f(f(a x)) in terms of f(x) is equal to (a)(f(x)-1)/(a(f(x)-1)) (b) (f(x)+1)/(a(f(x)-1)) (f(x)-1)/(a(f(x)+1)) (d) (f(x)+1)/(a(f(x)+1))

If f'(x)=sqrt(x) and f(1)=2 then f(x) is equal to

If f:[1, oo) rarr [1, oo) is defined as f(x) = 3^(x(x-2)) then f^(-1)(x) is equal to

If f(x)= |1 x x+1 2x x(x-1)(x+1)x3x(x-1)x(x-1)(x-2)(x+1)x(x-1)| then f(500) is equal to a. 0 b. 1 c. 500 d. -500

f(x)=x/(x-1) then (f(a))/(f(a+1)) is equal to a. f(-a) b. f(1//a) c. f(a^2) d. f(-a/(a-1))

Let f(x) have a point of inflection at x=1 and let f^(")(x)=x. If f^(')(1)=0, then f(x) is equal to

VMC MODULES ENGLISH-FUNCTIONS-Level -1
  1. The domain of the function f(x)=(tan 2x)/(6 cos x+2 sin 2x)" is "

    Text Solution

    |

  2. If f(x)=log((1+x)/(1-x))a n dg(x)=((3x+x^3)/(1+3x^2)) , then f(g(x)) i...

    Text Solution

    |

  3. If f(x)=(x-1)/(x+1) then f(2x) is equal to

    Text Solution

    |

  4. Let f(x)=x amd g(x)=|x| for all x in R. Then the function phi(x)"satis...

    Text Solution

    |

  5. If f(x) = 1/2 (3^x + 3^(-x)), g(x) = 1/2 (3^x - 3^(-x)), then f(x) \ g...

    Text Solution

    |

  6. The domain of f(x)=(1)/(|sin x|+sin x|)" is:

    Text Solution

    |

  7. If f(x)="sin ln" (sqrt(4-x^(2)))/(1-x), then

    Text Solution

    |

  8. Statement 1 : The domain of the function f(x)=sqrt(x-[x])" is "R^(+) ...

    Text Solution

    |

  9. Statement 1 : f (x) = |x - 3| + |x - 4| + |x - 7| where 4 lt x lt 7 is...

    Text Solution

    |

  10. Statement 1 : The domain of the function f(x)=sqrt(x-[x])" is "R^(+) ...

    Text Solution

    |

  11. If f(x)=sin[pi^2]x+sin[-pi^2]x, where [x] denotes the greatest integer...

    Text Solution

    |

  12. The correct graph of y = (|log(2)2x|)/(log(2)2x) is

    Text Solution

    |

  13. The graph of y=x is

    Text Solution

    |

  14. The graph y = f (x) is as shown: The graph of y = f (–|x|) is:

    Text Solution

    |

  15. The graph of f(x) is given below. Then, (a) Graph of -f(x)+2 is

    Text Solution

    |

  16. Draw the following curves : y=||x^(2)|-2x-3| |x|+|y|=1

    Text Solution

    |

  17. The range of the function f(x) = (1)/(2-sin 3x) is

    Text Solution

    |

  18. Find the range of the function g(x)=(x^2+2x+3)/x.

    Text Solution

    |

  19. The range of the function f(x)=(x^(2)-2)/(x^(2)-3) is

    Text Solution

    |

  20. The function f(x)=log(10)((1+x)/(1-x)) satisfies the equation

    Text Solution

    |