Home
Class 12
MATHS
Prove that: (cos 11^0+"sin"11^0)/(cos 11...

Prove that: `(cos 11^0+"sin"11^0)/(cos 11^0-"sin"11^0)=t a n 56^0`

Promotional Banner

Topper's Solved these Questions

  • STRAIGHT LINE

    MAHAVEER PUBLICATION|Exercise QUESTION BANK|55 Videos

  • VECTOR

    MAHAVEER PUBLICATION|Exercise QUESTION BANK|112 Videos

Similar Questions

Explore conceptually related problems

Prove that: (cos11^(0)+sin11^(0))/(cos11^(0)-sin11^(0))=tan56^(@)

(cos10^(@)+sin11^(@))/(cos10^(10)-sin11^(@))=tan56^(@)

Prove that: (cos8^(0)+sin8^(0))/(cos8^(0)-sin8^(@))=tan37^(0)

tan theta=(cos11^(0)+sin11^(0))/(cos11^(0)-sin11^(0)) and theta is in the third quadrant,find theta

Prove that tan56^(@)=(cos11^(@)+sin11^(@))/(cos11^(@)-sin11^(@))

" Prove that "(cos9^(0)+sin9^(0))/(cos9^(0)-sin9^(0))=cot36^(@)

Prove that tan 56^(@) =("cos " 11^(@) + "sin " 11^(@))/("cos " 11^(@) - "sin "11^(@))

Prove that :sin51^(0)+cos81^(0)=cos21^(0)

MAHAVEER PUBLICATION-TRIGONOMETRIC RATIOS-QUESTION BANK
  1. Evaluate using multiple angle formula: tan15^@

    Text Solution

    |

  2. Prove that :(tan69^0+t a n 66^0)/(1-t a n 69^0t a n\ 66^0)=-1

    Text Solution

    |

  3. Prove that: (cos 11^0+"sin"11^0)/(cos 11^0-"sin"11^0)=t a n 56^0

    Text Solution

    |

  4. Prove that (cos 8^(@) - sin 8^(@))/(cos 8^(@) + sin 8^(@)) = tan 3...

    Text Solution

    |

  5. Prove that: cos 80^0+cos 40^0-cos 20^0=0

    Text Solution

    |

  6. Prove that:cos420^@ sin390^@+ sin(-300^@)cos(-330^@)=1

    Text Solution

    |

  7. Prove that: ("sin"(A-B))/(s in A s in B)+("sin"(B-C))/(s in B s in C)+...

    Text Solution

    |

  8. Prove that: (sin(A+B)+"sin"(A-B))/(cos(A+B)+"cos"(A-B))=t a n A

    Text Solution

    |

  9. (sinA+sin3A)/(cosA+cos3A)=tan2A

    Text Solution

    |

  10. Prove that: (sinA+sinB)/(sinA-sinB) = tan(A+B)/(2). Cot(A-B)/(2)

    Text Solution

    |

  11. Prove that (cosx +cosy)^2+(sinx+siny)^2=4cos^2((x-y)/2)

    Text Solution

    |

  12. Solve for theta,(0^@ le theta le 360^@) 2sin^2theta+3 costheta=0

    Text Solution

    |

  13. Solve for theta,(0^@ le theta le 360^@) cos theta +sqrt3 sin theta=0

    Text Solution

    |

  14. Find the principal and general solutions of the equation sin x=sqrt3/2

    Text Solution

    |

  15. Find the principal and general solutions of the equation tan x=-1/sqrt...

    Text Solution

    |

  16. Find the principal and general solution of s e c x = 2

    Text Solution

    |

  17. Find the principal and general solutions of the equation sec x=-sqrt2

    Text Solution

    |

  18. Find the principal and general solutions of the equationsqrt2 cos x=1

    Text Solution

    |

  19. Find the principal and general solutions of the equationsqrt2 sin x+1=...

    Text Solution

    |

  20. Find the principal and general solutions of the equation2 cos^2 x- 3 c...

    Text Solution

    |