Home
Class 12
MATHS
If n is any integer, then all the points...

If n is any integer, then all the points at which the function `f (x) =sec 3x+cosec 3x` is underfined, are given completely by-

A

`x=npi`

B

`x =(2n +1) (pi)/(3)`

C

`(npi)/(3)`

D

`(npi)/(6)`

Text Solution

Verified by Experts

The correct Answer is:
D
Promotional Banner

Topper's Solved these Questions

  • MCQ's

    CHHAYA PUBLICATION|Exercise QUESTION PAPER 9|66 Videos

  • MCQ's

    CHHAYA PUBLICATION|Exercise QUESTION PAPER 8|90 Videos

  • MCQ ZONE 3

    CHHAYA PUBLICATION|Exercise Question Paper 8|30 Videos

  • Measures of Central Tendency

    CHHAYA PUBLICATION|Exercise Exercise 2 C Very short answer type question|18 Videos

Similar Questions

Explore conceptually related problems

Find the derivative at x = 2 of the function f(x) = 3x .

the period of the function f(x) = cos 4x + tan 3x is:

The greatest integer function f(x)=[x] is -

Find the points at which the function f given by f(x)=x^3-3x has local minima and local maxima.

Show that the function given by f (x) = 3x + 17 is increasing on R.

Find the points at which the function f given by f(x)=(x+1)^3 has local minima and find local minimum value.

Find the intervals in which the function f given by f(x)=x^(3)+1/x^(3) (x ne 0) is decreasing

Show that the function given by f(x) = 7x – 3 is increasing on R.

Find the intervals in which the function f given by f(x) = 2x^(2) – 3x is (a) increasing (b) decreasing

Find the intervals in which the function f given by f(x)=x^(3)+1/x^(3) (x ne 0) is increasing

CHHAYA PUBLICATION-MCQ's-QUESTION PAPER 6
  1. If phi is the empty set then which one of the following is correct ?

    Text Solution

    |

  2. Let f (x)= [x] where [x] denotes the greatest integer contained in x. ...

    Text Solution

    |

  3. Let A, B, C be any three non-empty sets. If A uuB= A uuC, then which o...

    Text Solution

    |

  4. Suppose S and S' are foci of the dllipse (x^(2))/(25) + (y^(2))/(16) =...

    Text Solution

    |

  5. In a class containing 120 students, 65 students dring tea and 84 stude...

    Text Solution

    |

  6. The number of elements in the set {(a,b), 2a^(2) +3b^(2) =35, a, b, in...

    Text Solution

    |

  7. Which one of the following is correct for the graph of y=|x| ?

    Text Solution

    |

  8. The value of lim (hto0) 1/h[(1)/(""^(3)sqrt(8+h))-1/2] is-

    Text Solution

    |

  9. If f, RR to RR is defined by f (x) ={{:((x-2)/(x ^(2) -3x+2)"," ,"when...

    Text Solution

    |

  10. If f(x) =lx ^(2) +mx+n, then the value of (f(x+3) -f(x))/(f(x+2)-f(x+1...

    Text Solution

    |

  11. If n is any integer, then all the points at which the function f (x) =...

    Text Solution

    |

  12. If f (x) ={{:(x",", "when " 0 lt x lt 1),(2-x",", "when" 1 lt x le 2):...

    Text Solution

    |

  13. If the function f (x) is differentiable at x=h, then the value of lim(...

    Text Solution

    |

  14. If y= cot ^(-1)""(b-ax)/(a+bx), then the value of (dy)/(dx) is-

    Text Solution

    |

  15. If l(x) is the least interger not less than x and g(x) is the greatest...

    Text Solution

    |

  16. If f (2x+3) =sin x+2^(x), then the value of f (4m-2n+3) is-

    Text Solution

    |

  17. Let f (x) {{:((sin 5x)/(x ^(2) +2x)",", "when" x ne0),(k +1/2",","when...

    Text Solution

    |

  18. If f (x) =(alphax)/(x+1) (x ne -1), then the value of alpha for which ...

    Text Solution

    |

  19. The deerivative of y=(1-x) (2-x) ..(n-x) at x=1 is equal to-

    Text Solution

    |

  20. If y=f{f(x)} , f(0) =0 and f'(0)=5, then the value of [(dy)/(dx)](x=0)...

    Text Solution

    |