Home
Class 10
MATHS
If costheta=1/2 , find the value of (...

If `costheta=1/2` , find the value of `(2sectheta)/(1+tan^2theta)`

Promotional Banner

Topper's Solved these Questions

  • TRIANGLES

    RD SHARMA|Exercise All Questions|361 Videos
  • TRIGONOMETRIC RATIOS

    RD SHARMA|Exercise All Questions|249 Videos

Similar Questions

Explore conceptually related problems

find the value of (cos ec^(2)theta-1)tan^(2)theta

If tantheta = sqrt(3) find the value of ((2sectheta)/(1+tan^(2)theta))

If costheta=2/3 , then find the value of 2sec^(2)theta+2tan^(2)theta-7 .

Find the value of (1+tan^(2)theta)/(1+cot^(2)theta)

If tan theta = sqrt(3) , find the value of ((2 sec theta)/(1 + tan^(2) theta)) .

If tan theta+(1)/(tan theta)=2, find the value of tan^(2)theta+(1)/(tan^(2)theta)

Find the value of theta if sec^2theta+tan^2theta=1

If costheta=(1)/(sqrt(2)) ,then find the value of (tan^(2)theta+1) .

If costheta=(1)/(sqrt(2)) ,then find the value of cos2theta .

RD SHARMA-TRIGONOMETRIC IDENTITIES-All Questions
  1. If sintheta=3/5 , find the values of other trigonometric ratios.

    Text Solution

    |

  2. If cottheta=9/(40) , find the values of cos e c\ theta and sectheta...

    Text Solution

    |

  3. If costheta=1/2 , find the value of (2sectheta)/(1+tan^2theta)

    Text Solution

    |

  4. If tantheta=(12)/5 , find the value of (1+sintheta)/(1-sintheta)

    Text Solution

    |

  5. If sintheta=3/5 , find the value of (tantheta+sectheta)^2

    Text Solution

    |

  6. If tantheta=3/4 , find the value of (1-costheta)/(1+costheta) .

    Text Solution

    |

  7. If costheta=3/5 , find the value of cottheta+cos e c\ theta .

    Text Solution

    |

  8. If sintheta+costheta=sqrt(2)sin(90o-theta) , determine cottheta .

    Text Solution

    |

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

    Text Solution

    |

  10. If tantheta+cottheta=2 , find the value of tan^2theta+cot^2theta .

    Text Solution

    |

  11. If cos e c\ A=sqrt(2) , find the value of (2sin^2A+3cot^2A)/(4tan^2...

    Text Solution

    |

  12. If sintheta=a/(sqrt(a^2+b^2)),\ 0<theta<90o , find the values of co...

    Text Solution

    |

  13. If costheta=4/5 , find all other trigonometric ratios of angle thet...

    Text Solution

    |

  14. If sintheta=1/(sqrt(2)) , find all other trigonometric ratios of an...

    Text Solution

    |

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

    Text Solution

    |

  16. If tantheta=3/4 , find the value of (1-costheta)/(1+costheta)

    Text Solution

    |

  17. If tantheta=(12)/5 , find the value of (1+sintheta)/(1-sintheta)

    Text Solution

    |

  18. If cottheta=1/(sqrt(3)) , find the value of (1-cos^2theta)/(2-sin^2...

    Text Solution

    |

  19. If cos e c\ A=sqrt(2) , find the value of (2sin^2A+3cot^2A)/(4(tan^...

    Text Solution

    |

  20. If cottheta=sqrt(3) , find the value of (cos e c^2theta+cot^2theta)...

    Text Solution

    |