Home
Class 10
MATHS
If sintheta=1/3 , then find the value...

If `sintheta=1/3` , then find the value of `2cot^2theta+2` .

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

If sin theta = (1)/(3) then find the value of 2 cot^(2)theta + 2.

If sintheta=(1)/(2) , then find the value of sin2theta

If sintheta=(3)/(4) ,then find the value of (2cos^(2)theta-3sin^(2)theta) .

If sintheta=(1)/(3) ,then find the value of sintheta*cos^(2)theta+"cosec"theta .

If sintheta+sin^(2)theta=1 , then find the value of cos^(2)theta+cos^(4)theta .

If 3cot theta=2, then find the value of tan theta .

If cot theta=1, then find the value of : 5tan^(2)theta+2sin^(2)theta-3

If theta is an acute angle and sintheta=costheta , then find the value of 2tan^(2)theta+sin^(2)theta-1 .

If sintheta+costheta=1/2 then find the value of 16(sin2theta+cos4theta+sin6theta)

RD SHARMA-TRIGONOMETRIC IDENTITIES-All Questions
  1. What is the value of (1+tan^2theta)(1-sintheta)(1+s in\ theta) ?

    Text Solution

    |

  2. If cosA=7/(25) , find the value of tanA+cotA .

    Text Solution

    |

  3. If sintheta=1/3 , then find the value of 2cot^2theta+2 .

    Text Solution

    |

  4. If costheta=3/4 , then find the value of 9tan^2theta+9 .

    Text Solution

    |

  5. If sec^2theta(1+sintheta)(1-sintheta)=k , then find the value of k ...

    Text Solution

    |

  6. If cos e c^2theta(1+costheta)(1-costheta)=lambda , then find the va...

    Text Solution

    |

  7. If sin^2thetacos^2theta(1+tan^2theta)(1+cot^2theta)=lambda , then find...

    Text Solution

    |

  8. If 5x=sectheta and 5/x=tantheta , find the value of 5(x^2-1/(x^2)) ...

    Text Solution

    |

  9. If cos e c\ theta=2x and cottheta=2/x , find the value of 2(x^2-1/(...

    Text Solution

    |

  10. If sectheta+tantheta=x , then sectheta= (a)(x^2+1)/x (b) (x^2+1)/...

    Text Solution

    |

  11. If sectheta+tantheta=x , then tantheta= (x^2+1)/x (b) (x^2-1)/x ...

    Text Solution

    |

  12. sqrt((1+sinθ)/(1−sinθ) is equal to (a)secθ+tanθ (b)...

    Text Solution

    |

  13. The value of sqrt((1+costheta)/(1-costheta)) is (a)cottheta-cos e...

    Text Solution

    |

  14. sec^4 A− sec^ 2 A is equal to (a)tan 2 A− tan ...

    Text Solution

    |

  15. cos^4A-sin^4A is equal to 2cos^2A+1 (b) 2cos^2A-1 (c) 2sin^2A-1 ...

    Text Solution

    |

  16. (sintheta)/(1+costheta) is equal to (1+costheta)/(sintheta) (b) (1-...

    Text Solution

    |

  17. (sintheta)/(1-cottheta)+(costheta)/(1-tantheta) is equal to (a) 0 (b) ...

    Text Solution

    |

  18. The value of (1+cottheta-cos e c\ theta)(1+tantheta+sectheta) is (a...

    Text Solution

    |

  19. (tantheta)/(sectheta-1)+(tantheta)/(sectheta+1) is equal to 2tanthet...

    Text Solution

    |

  20. (cos e c\ theta-sintheta)(sectheta-costheta)(tantheta+cottheta) is equ...

    Text Solution

    |