Home
Class 12
MATHS
If f(x)=x+2," then "f'(f(x))" at "x=4, i...

If `f(x)=x+2," then "f'(f(x))" at "x=4`, is

A

8

B

1

C

4

D

5

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • PRACTICE SET 20

    MHTCET PREVIOUS YEAR PAPERS AND PRACTICE PAPERS|Exercise PAPER 2 (Mathematics)|49 Videos

  • PRACTICE SET 22

    MHTCET PREVIOUS YEAR PAPERS AND PRACTICE PAPERS|Exercise Mathematics|50 Videos

Similar Questions

Explore conceptually related problems

If f(x)=x+2, then f'(f(x))atx=4 is

If (x)=(x^(2)-4)-:(x-2) f o rx <2,f(x)=4 for x=2 and f(x)=2 for x<2, then f(x) at x=2 is

If f(x)=|x-2|-|x-4|, then f(x)=k has

f(x^(2))=x+10, then f(4)=?

If f(x)=|x-2|" and "g(x)=f(f(x)), then for 2ltxlt4,g'(x) equals

If f (x)=4x -x ^(2), then f (a+1) -f (a-1) =

If f(x)=|x-2| and g(x)=f(f(x)), then for 2

If f(x)=(x-4)/(2sqrt(x)), then f'(4) is equal to

If f'(x)=g(x) and g'(x)=-f(x) for all x and f(2)=4=f'(2) then f''(24)+g''(24) is

MHTCET PREVIOUS YEAR PAPERS AND PRACTICE PAPERS-PRACTICE SET 21-PAPER 2 (MATHEMATICS)
  1. Which of the following is correct ?

    Text Solution

    |

  2. The corresponding Boolena Expression is

    Text Solution

    |

  3. If f(x)=x+2," then "f'(f(x))" at "x=4, is

    Text Solution

    |

  4. The period of the function f(x)=|sin 2x|+|cos 8x| is

    Text Solution

    |

  5. The circle x^(2)+y^(2)-10x-14y+24=0 cuts an intercepts on y-axis of le...

    Text Solution

    |

  6. The number of solutions of the following equations x(2)-x(3)=1,-x(1)+2...

    Text Solution

    |

  7. Number of tangents from (7,6) to ellipse (x^(2))/(16)+(y^(2))/(25)=1 i...

    Text Solution

    |

  8. The maximum value of Z =x +3y such that 2x +y le 20, x +2y le 20, x g...

    Text Solution

    |

  9. Which of the following statements is not correct for the R by aRb if a...

    Text Solution

    |

  10. if 2^x+2^y=2^(x+y) then the value of (dy)/(dx) at x=y=1

    Text Solution

    |

  11. Let f be a function defined for all x in R. If f is differentiable and...

    Text Solution

    |

  12. int x^(2) sin x dx is equal to

    Text Solution

    |

  13. The solution of the differential equation ye^(x//y)dx=(xe^(x//y)+y^(...

    Text Solution

    |

  14. If a=hati+2hatj+2hatkand b=3hati+6hatj+2hatk, then the vector in the ...

    Text Solution

    |

  15. The element in the first row and third column of the inverse of the ma...

    Text Solution

    |

  16. The foci of an ellipse are (0,pm4) and the equations for the directtic...

    Text Solution

    |

  17. lim(x to a) (x^(m)-a^(m))/(x^(n)-a^(n)) is equal to

    Text Solution

    |

  18. The area of the triangle having vertices as hati-2hatj+3hatk,-2hati+3h...

    Text Solution

    |

  19. if y = sec ( tan^(-1) x) then (dy)/(dx) is

    Text Solution

    |

  20. int(x dx)/(x^(2)+4x+5) is equal to

    Text Solution

    |