Home
Class 12
MATHS
The value of tan (1^@ ) + tan (89 ...

The value of ` tan (1^@ ) + tan (89 ^@ ) ` is equal to

A

`(1)/( sin 1^@ )`

B

`(2)/( sin 2^@)`

C

`(2)/( sin 1^@)`

D

`(1)/( sin 2^@)`

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • TRIGONOMETRIC FUNCTIONS

    NEW JOYTHI PUBLICATION|Exercise EXERCISE|44 Videos

  • THREE DIMENSIONAL GEOMETRY

    NEW JOYTHI PUBLICATION|Exercise Objective|36 Videos

  • VECTOR ALGEBRA

    NEW JOYTHI PUBLICATION|Exercise CONTINUOUS EVALUATION|2 Videos

Similar Questions

Explore conceptually related problems

The value of tan 20^(@) tan 40^(@) tan 80^(@) is equal to

The value of tan 31^@ tan 33 ^@ tan 35 ^@ tan 50^@ is

The value of tan^2 A - tan^2 B is

The value of tan72^(@).tan18^(@) is

the value of tan9^@-tan2 7^@-tan6 3^@+tan8 1^@ is equal to

The value of tan 1^(@)tan2^(@)tan^(@) . . .tan89^(@) =

NEW JOYTHI PUBLICATION-TRIGONOMETRIC FUNCTIONS-QUESTIONS FROM COMPETITIVE EXAMS
  1. Suppose o lt t lt (pi)/(2) and sin t + cos t =1/5 then tan "" t...

    Text Solution

    |

  2. Let theta in [ 0, pi/2] which one of the following is true ?

    Text Solution

    |

  3. The value of tan (1^@ ) + tan (89 ^@ ) is equal to

    Text Solution

    |

  4. Let Sn = cos ((n pi )/( 10)) , n = 1,2,3,…… then the value of ( s...

    Text Solution

    |

  5. If sin theta + cosec theta =2 ,then the value of sin ^6 thet...

    Text Solution

    |

  6. If 0 lt x lt pi then ( sin 8x + 7 sin 6x + 18 sin 4x ...

    Text Solution

    |

  7. the number of solution of tanx + sec x = 2 cos x "in " [0,2 pi] ...

    Text Solution

    |

  8. In a triangle with sides a,b,c,r1 gt r2 gt r3 ( which are the ex...

    Text Solution

    |

  9. the sum of the radii of inscribed and circumscribed circules for...

    Text Solution

    |

  10. IF in triangle ABC a cos ^2 ((C )/(2 )) c cos ^2 ((A) /(2...

    Text Solution

    |

  11. Let alpha , beta be such pi lt alpha- beta lt 3 pi if sin...

    Text Solution

    |

  12. If u = sqrt( a^2cos^2 theta +b^2 sin ^2 theta ) + sqrt( a^2 sin^2 ...

    Text Solution

    |

  13. The sides of a triangle are sin alpha , cos alpha and sqrt( 1...

    Text Solution

    |

  14. A person standing on the bank of a river observes that the angl...

    Text Solution

    |

  15. In a triangle PQR " if " angle R = (pi)/(2) if tan (P/2)and tan...

    Text Solution

    |

  16. in a triangle ABC , let angle C = (pi)/(2) if r the in radiu...

    Text Solution

    |

  17. IF in a Delta ABC , the altitudes from the vertices A,B,C on o...

    Text Solution

    |

  18. The number of value of x in the interval [0,3pi] satisfying the ...

    Text Solution

    |

  19. If 0 lt x ltpi and cos x + sin x = 1/2 , then tan x is

    Text Solution

    |

  20. A tower stands at the centre of a circular park .A and B are ...

    Text Solution

    |