Home
Class 10
MATHS
Ravi says “the value of tan 0^o tan 1^o...

Ravi says “the value of ` tan 0^o tan 1^o tan 2^o……. tan 89^o ` is zero’. Do you agree with Ravi? Give reason.

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

The value of tan 1^@.tan 2^@.tan 3^@ ……….tan 89

The value of (2tan30^@)/(1+tan^2 30^@)=

Ramu says, "If log_10 x = 0 , value of x = 0 ". Do you agree with him ? Give reason.

Find the value of tan 2A if cos 3A = sin 45^o .

Local maximumu value of 1+ tan x tan 2x is

The value of tan^(-1)(tan((3pi)/4))=

Find the solution set of (tan 2x - tan x)/(1+tan 2x tan x) = 1 .

Evaluate (sin 58^o / cos 32^o) + (tan 42^o/ cot 48^o)

VGS PUBLICATION-BRILLIANT-TRIGONOMETRY-EXERCISE
  1. In a right triangle ABC, right angled at C in which AB = 13cm, BC = 5c...

    Text Solution

    |

  2. cosec 39^(0), sec 51^(0) - tan 51^(0). Cot 39^(0) విలువను గుణించండి.

    Text Solution

    |

  3. Ravi says “the value of tan 0^o tan 1^o tan 2^o……. tan 89^o is zero’...

    Text Solution

    |

  4. Prove that 4tan^2 45^o - cosec ^2 30^o + cos^2 30^o = 3/4

    Text Solution

    |

  5. Using the figure given of triangle ABC prove that sin^2 O/ + cos^2 O/...

    Text Solution

    |

  6. Show that sqrt (sec^2 O/ + cosec^2 O/) = tan O/ + cot O/

    Text Solution

    |

  7. Prove that sqrt ((1 - sin O/)/(1 + sin O/ )) = sec O/ - tan O/

    Text Solution

    |

  8. If sin (A-B) =(1)/(2) ,cos (A+B) =(1)/(2) ,where 0^@ lt A +B lt 90 ^(...

    Text Solution

    |

  9. If x = a sec O/ and y = b tan O/ then prove that x^2/a^2 - y^2/b^2...

    Text Solution

    |

  10. Prove that sqrt((cosec A + 1)/(cosec A - 1)) - sqrt((cosec A - 1)/(co...

    Text Solution

    |

  11. If A, B, C are interior angle of triangle ABC then show that sin ((...

    Text Solution

    |

  12. What can you say about the values of sin A and cos A as the measure of...

    Text Solution

    |

  13. Find measure of the angle A and B, if cos ( A - B ) = sqrt3/2 and sin ...

    Text Solution

    |

  14. tan^(2) 60^(0) + cot^(2) 30^(0) //sin^(2) 30^(0) + cos^(2) 60^(0) విలు...

    Text Solution

    |

  15. Prove that 1/sin^2 O/ - cot^2 O/ = 1

    Text Solution

    |

  16. If cosec (A+B) =1 and cot (A-B) = sqrt3, 0^o < A+B < 90^o, A>B then ...

    Text Solution

    |

  17. Find the value of (sec 15^o/(cosec 75^o)) + (sin 72^o/cos 18^o) - (ta...

    Text Solution

    |

  18. If cot O/ = 9/12 then find the value of (sin O/ + cos O/)/(sin O/ - ...

    Text Solution

    |

  19. Evaluate (tan^2 60 + 4 cos^2 45 + 3 sec^2 30 + 5 cos^2 90)/(cosec 30 ...

    Text Solution

    |

  20. If sin O//(1-cos O/) + sin O//(1+cosO/) = 4 (0^o < O/ < 90^o) then ...

    Text Solution

    |