Home
Class 11
MATHS
Prove that (sin4x+sin2x)/(cos4x+cos2x)=t...

Prove that `(sin4x+sin2x)/(cos4x+cos2x)=tan3x`

Promotional Banner

Topper's Solved these Questions

  • TRIGONOMETRY

    PREMIERS PUBLISHERS|Exercise SOLUTION TO EXERCISE 3.7|14 Videos

  • TRIGONOMETRY

    PREMIERS PUBLISHERS|Exercise SOLUTION TO EXERCISE 3.8|18 Videos

  • TRIGONOMETRY

    PREMIERS PUBLISHERS|Exercise SOLUTION TO EXERCISE 3.5|14 Videos

  • SETS,RELATIONS AND FUNCATIONS

    PREMIERS PUBLISHERS|Exercise II. Choose the correct option for the following. (M.C.Q)|35 Videos

  • TWO DIMENSIONAL ANALYTICAL GEOMETRY

    PREMIERS PUBLISHERS|Exercise PROBLEM FOR PRACTICE (CHOOSE THE CORRECT OPTION)|28 Videos

Similar Questions

Explore conceptually related problems

Prove that (sin 4x + sin 2x)/(cos 4x + cos 2x) = tan 3x .

prove that (sin x-sin y)/(cos x+cos y) = tan "" ( x-y)/(2)

Prove that (sinx+sin3x+sin5x+sin7x)/(cosx+cos3x+cos5x+cos7x)=tan4x

(sin x + sin 3x )/( cos x + cos 3x )= tan 2x

Show that ( sin x + sin y) /( cos x + cos y) = tan ""(x+y)/(2)

Prove that (sin 5x -2 sin 3x + sin x)/(cos 5x - cos x)= tan x

Prove that = (sin 5x - 2 sin 3 x + sin x)/( cos 5x - cos x) = tan x

prove that ((sin 7x + sin 5x )+( sin 9x + sin 3x ))/( ( cos 7x + cos 5x )+ ( cos 9x + cos 3x )) = tan 6x

Show that (sin8xcosx-sin6xcos3x)/(cos2xcosx -sin3xsin4x)=tan2x

Prove that (cos 3x +cos 7x - cos 2x )/( sin 7x - sin 3x - sin 2x ) = cot 2x

PREMIERS PUBLISHERS-TRIGONOMETRY-SOLUTION TO EXERCISE 3.6
  1. Express each of the following as a sum or difference. sin 4x cos 2x

    Text Solution

    |

  2. Express each of the following as a sum or difference. 2 sin 10theta c...

    Text Solution

    |

  3. Express each of the following as a sum or difference. cos 5theta cos ...

    Text Solution

    |

  4. Express each of the following as a sum or difference. sin 5 theta sin...

    Text Solution

    |

  5. Express each as a product sin 75^(@) - sin 35^(@)

    Text Solution

    |

  6. Express each as a product cos 65^(@) + cos 15^(@)

    Text Solution

    |

  7. Express each as a product sin 50^(@) + sin 40^(@)

    Text Solution

    |

  8. Express each as a product cos 35^(@) - cos 75^(@)

    Text Solution

    |

  9. Show that sin12^o sin48^o sin54^o =1/8.

    Text Solution

    |

  10. Show that cos (pi)/(15) cos""(2pi)/(15) cos"" (3pi)/(15) cos"" (4pi)/(...

    Text Solution

    |

  11. Show that (sin8xcosx-sin6xcos3x)/(cos2xcosx -sin3xsin4x)=tan2x

    Text Solution

    |

  12. Show that [(costheta -cos3theta)(sin8theta+sin2theta)]/[(sin5theta -si...

    Text Solution

    |

  13. Prove that sinx +sin2x +sin3x =sin2x (1+2cosx).

    Text Solution

    |

  14. Prove that (sin4x+sin2x)/(cos4x+cos2x)=tan3x

    Text Solution

    |

  15. Prove that 1+cos2x+cos4x+cos6x=4cosxcos2xcos3x.

    Text Solution

    |

  16. Prove that sin (theta)/(2) sin"" (7 theta)/(2) + sin ""(3theta)/(2) si...

    Text Solution

    |

  17. Prove that cos(30^(@) -A ) cos (30^(@) + A ) + cos (45^(@) - A) cos (4...

    Text Solution

    |

  18. Prove that (sinx+sin3x+sin5x+sin7x)/(cosx+cos3x+cos5x+cos7x)=tan4x

    Text Solution

    |

  19. Prove that (sin (4A - 2B) + sin (4B - 2A))/(cos (4A - 2B) + cos (4B - ...

    Text Solution

    |

  20. Show that cot ( A + 15^(@)) - tan (A - 15^(@)) = (4 cos 2 A)/(1 + 2 si...

    Text Solution

    |