Home
Class 10
MATHS
If cos e c\ theta=2x and cottheta=2/x , ...

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

Text Solution

AI Generated Solution

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 3x=cos ec theta and (3)/(x)=cot theta find the value of 3(x^(2)-(1)/(x^(2)))

If 3x=cosectheta and (3)/(x)=cottheta , find the value of 3(x^(2)-(1)/(x^(2))) .

If cosec theta = 3x and cot theta = (3)/(x) , then find the value of (x^(2) - (1)/(x^(2))) .

If 3x=cos ec theta and (3)/(x)=cot theta, then find the value of 3(x^(2)-(1)/(x^(2)))

If 5x=sec theta and (5)/(x)=tan theta, find the value of 5(x^(2)-(1)/(x^(2)))

If 4x=cos ec theta and (8)/(x)=cot theta then find the value of 4(x^(2)-(4)/(x^(2)))

If 2cos theta=x+1/x then 2cos^2 theta=

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

If x + 1/x= 2cos theta ,then find the value of x^3 + 1/x^3

If x sin^(3)theta+y cos^(3)theta=sin theta cos theta and x sin theta=y cos theta Find the value of x^(2)+y^(2)

RD SHARMA-TRIGONOMETRIC IDENTITIES-All Questions
  1. If sin^2thetacos^2theta(1+tan^2theta)(1+cot^2theta)=lambda , then find...

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

  15. If x=acostheta and y=bsintheta , then b^2x^2+a^2y^2= (a)a^2b^2 (b) a ...

    Text Solution

    |

  16. If x=asectheta and y=btantheta , then b^2x^2-a^2y^2= (a)a b (b) ...

    Text Solution

    |

  17. (cottheta)/(cottheta-cot3theta) + tantheta/(tantheta-tan3theta) is equ...

    Text Solution

    |

  18. 2(sin^6theta+cos^6theta)-3(sin^4theta+cos^4theta) is equal to (a)0 (...

    Text Solution

    |

  19. If acostheta+bsintheta=4 and asintheta-bcostheta=3 , then a^2+b^2 = (a...

    Text Solution

    |

  20. If acottheta+b"c o s e c"theta=p and bcottheta+a"c o s e c"theta=q , t...

    Text Solution

    |