Home
Class 10
MATHS
Evaluate tan 26^(@) tan 64^(@)...

Evaluate
` tan 26^(@) tan 64^(@) `

Promotional Banner

Topper's Solved these Questions

  • TANGENTS AND SECANTS TO A CIRCLE

    VGS PUBLICATION-BRILLIANT|Exercise EXERCISE|201 Videos

  • TRIGONOMETRY (MULTIPLE CHOICE QUESTION)

    VGS PUBLICATION-BRILLIANT|Exercise TRIGONOMETRY (MULTIPLE CHOICE QUESTION)|25 Videos

Similar Questions

Explore conceptually related problems

Prove that tan A. (tan 60^(@) +A). Tan (60^(@)-A)=tan 3A and hence find the value of tan 6^(@) tan 42^(@) tan 66^(@) tan 78^(@) .

Find the value of tan 10^(@) + tan 35^(@) + tan 10^(@) . tan 35^(@)

Evaluate (tan 36^(@) )/( cot 54^(@))

Evaluate : (tan 36^(@))/(cot 54^(@))

The value of tan 9^(@) - tan 27^(@) - tan 63^(@) + tan 81^(@) is

Find the value of tan 56^(@)-tan 11^(@)-tan 56^(@).tan 11^(@)

tan26^@*tan64^@ =………….

Find the value of tan 10 ^(@) +tan35^(@)+ tan 10^(@). tan 35^(@)

VGS PUBLICATION-BRILLIANT-TRIGONOMETRY-EXERCISE
  1. Evaluate cosec 31^(@) -sec 59^(@)

    Text Solution

    |

  2. Evaluate sin 15^@.sec 75^@.

    Text Solution

    |

  3. Evaluate tan 26^(@) tan 64^(@)

    Text Solution

    |

  4. Show that tan 48^(@) tan 16^(@) tan42^(@) tan 74^(@) =1

    Text Solution

    |

  5. Show that cos 36^(@) cos 54 ^(@) -sin 36^(@) sin 54^(@) =0

    Text Solution

    |

  6. If tan 2A =cot (A-18^(@) ) where 2A is an acute angle , Find the val...

    Text Solution

    |

  7. If tan A =cot B where A and B are acute angles prove that A+B= 90 ^(@...

    Text Solution

    |

  8. If A , B and C are interior angles of a triangle ABC, then show that t...

    Text Solution

    |

  9. Expression sin75^(@) +cos 65^(@) in terms of trigonometric ratios of ...

    Text Solution

    |

  10. For which value of an acute angle theta ,(i) ( cos theta )/( 1-sin th...

    Text Solution

    |

  11. Are these identities true only for 0^(@) le A le 90 ^(@) ? If not ,fo...

    Text Solution

    |

  12. Are these identities true only for 0^(@) le A le 90 ^(@) ? If not ,fo...

    Text Solution

    |

  13. If sin C =( 15)/(17) , then find cos C ,

    Text Solution

    |

  14. If tan x = ( 5)/( 12), then find sec x.

    Text Solution

    |

  15. If cosec theta =(25)/( 7), then find cot theta

    Text Solution

    |

  16. Evaluate the following and justify your answer. (i) (sin ^(2) 15^(...

    Text Solution

    |

  17. Find sin 5^(@) cos 85^(@) +cos 5^(@) sin 85^(@)

    Text Solution

    |

  18. Find sec 16^(@) cosec 74^(@) -cot 74^(@) tan 16^(@)

    Text Solution

    |

  19. Show that cot theta +tan theta =sec theta cosec theta

    Text Solution

    |

  20. Show that tan ^(2) theta +tan ^(4) theta =sec ^(4) theta -sec ^(2) th...

    Text Solution

    |