Home
Class 10
MATHS
If tanA=3/4 and A+B=90^@, then what is t...

If `tanA=3/4` and `A+B=90^@`, then what is the value of `cotB` ?

Promotional Banner

Topper's Solved these Questions

  • TRIGONOMETRIC IDENTITIES

    RD SHARMA|Exercise All Questions|254 Videos

Similar Questions

Explore conceptually related problems

If cot A =(4)/(3) and (A+B)=90^(@) , what is the value of tan B?

If tanx=(3)/(4), 0ltxlt90^(@) then what is the value of sinx cosx ?

If secA+tanA=p , then what is the values of sin A?

If tanA=(1)/(2)andtanB=(1)/(3) , then what is the value of (A + B) ?

If tanA = x – 1/4x, then what will be the value of secA – tanA?

If A+B=90o and cos B=(3)/(5), what is the value of sin A?

If a/b=4/3, then what is the value of (3a+2b)div(a-b) ?

RD SHARMA-TRIGONOMETRIC RATIOS-All Questions
  1. Given tantheta=1/(sqrt(5)), what is the value of (cos e c^2theta-sec^2...

    Text Solution

    |

  2. If cottheta=1/(sqrt(3)) , show that (1-cos^2theta)/(2-sin^2theta)=3...

    Text Solution

    |

  3. If tanA=3/4 and A+B=90^@, then what is the value of cotB ?

    Text Solution

    |

  4. If A+B=90^@ and cosB=3/5 , what is the value of sinA ?

    Text Solution

    |

  5. Write the acute angle theta satisfying sqrt(3)sintheta=costheta .

    Text Solution

    |

  6. Write the value of tan10otan15otan75otan80o .

    Text Solution

    |

  7. If tanA=3/4 and A+B=90^@, then what is the value of cotB ?

    Text Solution

    |

  8. If tanA=5/(12), find the value of (sinA+cosA)secA .

    Text Solution

    |

  9. If theta is an acute angle such that costheta=3/5 , then (sinthetatant...

    Text Solution

    |

  10. If tantheta=a/b , then (asintheta+bcostheta)/(asintheta-bcostheta) is ...

    Text Solution

    |

  11. If 5tantheta-4=0, then the value of (5sintheta-4costheta)/(5sintheta+4...

    Text Solution

    |

  12. If 16cotx=12, then (sinx-cosx)/(sinx+cosx) equals (a) 1/7 (b) 3/7 (c) ...

    Text Solution

    |

  13. If 8tanx=15 , then sinx-cosx is equal to

    Text Solution

    |

  14. If tantheta=1/(sqrt(7)) , find the value of (cos e c^2theta-sec^2th...

    Text Solution

    |

  15. If tantheta=3/4, then cos^2theta-sin^2theta= (a) 7/(25) (b) 1 (c) -7/...

    Text Solution

    |

  16. If theta is an acute angle such that tan^2theta=8/7 , then the value o...

    Text Solution

    |

  17. If 3costheta=5sintheta, then the value of (5sintheta-2sec^3theta+2cost...

    Text Solution

    |

  18. If tan^2 45^@-cos^2 30^@=xsin45^@ \ cos45^@, then x is (a) 2 (b) -2 (c...

    Text Solution

    |

  19. The value of cos^2 17^@ - sin^2 73^@ is (a) 1 (b) 1/3 (c) 0 (d) -1

    Text Solution

    |

  20. The value of (cos^3 20^@-cos^3 70^@)/(sin^3 70^@-sin^3 20^@) is (a) 1/...

    Text Solution

    |