Home
Class 11
MATHS
Evaluate : tan frac (13 pi)(12)....

Evaluate :
`tan frac (13 pi)(12)`.

Promotional Banner

Topper's Solved these Questions

  • TRIGNOMETRY

    MODERN PUBLICATION|Exercise EXERCISE|730 Videos

  • STRAIGHT LINES

    MODERN PUBLICATION|Exercise EXERCISE|304 Videos

Similar Questions

Explore conceptually related problems

Evaluate : sin frac (3 pi)(8) .

Evaluate : tan frac (pi)(8) .

Find the value of : tan frac (19 pi)(3) .

Evaluate : sin frac (5 pi)(24) .

Find the value of : sec frac (11 pi)(4) .

Find the values of the following trigonometric function : tan frac (19 pi)(3) .

Find the value of: tan((13pi)/12)

Prove that : 1+tan A tan frac (A)(2)= secA= tanA cot frac (A)(2)-1

Find the values of the trigonometric function:- tan frac (19 pi) (3)

Find the values of the following trigonometric function : sin frac (31 pi)(3) .

MODERN PUBLICATION-TRIGNOMETRY-EXERCISE
  1. Prove that (sin(x+y))/(sin(x-y))=(tanx+tany)/(tanx-tany)

    Text Solution

    |

  2. Prove that (sin(x+y))/(sin(x-y))=(tanx+tany)/(tanx-tany)

    Text Solution

    |

  3. Evaluate : tan frac (13 pi)(12).

    Text Solution

    |

  4. Find the maximum and minimum values of : 15 cos theta-8 sin theta.

    Text Solution

    |

  5. Prove that (sin(B-C))/(cos B cos C)+(sin(C-A))/(cos C cos A)+(sin(A-B)...

    Text Solution

    |

  6. If cos(alpha-beta)+cos(beta-gamma)+cos(gamma-alpha)=-3/2 , prove that ...

    Text Solution

    |

  7. If theta+phi=45^@, prove that (cot theta-1) (cot phi-1) =2.

    Text Solution

    |

  8. If theta - phi=pi/4, prove that : (1 + tan theta)(1-tan phi)=2.

    Text Solution

    |

  9. If theta - phi=pi/4, prove that : (1 + tan theta)(1+tan phi)=2 tan ...

    Text Solution

    |

  10. Prove that : tan 69^@ + tan 66^@+ 1 = tan 69^@ tan 66^@.

    Text Solution

    |

  11. Prove that : (cos13^@+sin13^@)/(cos13^@-sin13^@) =tan 58^@.

    Text Solution

    |

  12. Prove the following: cot x cot 2x -cot 2x cot 3x -cot 3x cot x = 1

    Text Solution

    |

  13. Prove that : tan 3A - tan 2A - tan A = tan 3A tan 2A tan A.

    Text Solution

    |

  14. Prove that : tan 7A -tan 5A-tan 2 A = tan 7A tan 5A tan 2A.

    Text Solution

    |

  15. Prove that : tan 13A-tan 9A- tan 4A= tan 13A tan 9A tan 4A.

    Text Solution

    |

  16. If cos (alpha+beta) sin (gamma+delta)=cos (alpha-beta) sin (gamma-delt...

    Text Solution

    |

  17. Prove that : 1+tan A tan frac (A)(2)= secA= tanA cot frac (A)(2)-1

    Text Solution

    |

  18. If cot alpha cot beta=2, show that (cos (alpha+beta))/(cos (alpha-beta...

    Text Solution

    |

  19. Prove that : tan 50^@ = tan 40^@ + 2 tan 10^@ .

    Text Solution

    |

  20. Prove that : 2 tan 70^@ = tan 80^@ - tan 10^@.

    Text Solution

    |