Home
Class 11
MATHS
For the equation sin3theta+cos3theta=1-s...

For the equation `sin3theta+cos3theta=1-sin2theta` (A) `tantheta = 1` is possible (B) `costheta=0` is possible (C) `tan(theta/2)=-1` is possible (D) `cos(theta/2)=0` is possible

Text Solution

AI Generated Solution

Promotional Banner

Topper's Solved these Questions

  • TRIGONOMETRIC EQUATION

    ALLEN|Exercise All Questions|114 Videos

Similar Questions

Explore conceptually related problems

Solve the equation: sin2theta+cos3theta=0

Prove that: (sin2theta)/(1+cos2theta)=tantheta

Prove that : (sintheta +sin2theta)/(1+costheta+cos2theta)=tantheta

Prove : (1+sin2theta-cos2theta)/(1+sin2theta+cos2theta)=tantheta

Prove that cos^6 theta+ sin^6 theta= 1-3sin^2 theta cos^2 theta

(1+sin2theta+cos2theta)/(1+sin2theta-cos2theta)=?

Prove that (1 - cos 2 theta)/( sin 2 theta) = tan theta.

Prove that : ( sin theta- cos theta +1)/( sin theta +cos theta -1) = (1)/( sec theta - tan theta)

Prove that (cos^3 theta-sin^3 theta)/(cos theta-sin theta) = 1+cos theta sin theta

If sin theta = cos theta find the value of : 3 tan ^(2) theta+ 2 sin ^(2) theta -1

ALLEN-TRIGONOMETRIC RATIOS AND IDENTITIES-All Questions
  1. If cos(A-B)=3/5 and tan A tan B=2, then (a) cos Acos B=1/5 (b) sin A ...

    Text Solution

    |

  2. Factors of cos4theta-cos4varphi are- a.(costheta+cosvarphi) b. \ (cos...

    Text Solution

    |

  3. For the equation sin3theta+cos3theta=1-sin2theta (A) tantheta = 1 is...

    Text Solution

    |

  4. If 2tan10^0+t a n 50^0=2x ,\ "tan"20^0+"tan"5060=2"y","\ "2"tan"10^0+"...

    Text Solution

    |

  5. If (3-4sin^2 1)(3-4sin^2 3)(3-4sin^2 3^2)(3-4s in 62\ (3^(n-1)))=s in ...

    Text Solution

    |

  6. "cosec" 10^(@) - sqrt(3) " sec" 10^(@) =

    Text Solution

    |

  7. Evaluate 4\ cos\ 20^0\ -sqrt(3)\ cot\ 20^0\ =

    Text Solution

    |

  8. Evaluate (2cos 40^0-cos 20^0)/(sin 20^0)=

    Text Solution

    |

  9. Find the value 2 sqrt 2 sin 10^0[(s e c5^0)/2+(cos40^0\ )/(sin5^0)-2si...

    Text Solution

    |

  10. sin^6theta+cos^6theta\ \ for all theta

    Text Solution

    |

  11. (log)(sqrt(5))[2(s intheta-costheta)+3]\ for\ a l l\ theta

    Text Solution

    |

  12. Statement I: t a n5theta-t a n3theta-t a n2theta=t a n5thetat a n3thet...

    Text Solution

    |

  13. Statement 1 is True: Statement 2 is True; Statement 2 is a correct ...

    Text Solution

    |

  14. Statement I: sec^2theta=(4x y)/((x+y)^2) is positive for all real valu...

    Text Solution

    |

  15. Statement 1 is True: Statement 2 is True; Statement 2 is a correct ...

    Text Solution

    |

  16. Statement 1 is True: Statement 2 is True; Statement 2 is a correct ...

    Text Solution

    |

  17. The value of cos((2pi)/7)cos((4pi)/7)cos((6pi)/7) is a.-1//2 b. \ 1//...

    Text Solution

    |

  18. The value of Pi(r=1)^(7)cos.(pi r)/(15) is

    Text Solution

    |

  19. Prove that: s inpi/(14)s in(3pi)/(14)s in(5pi)/(14)s in(7pi)/(14)s in(...

    Text Solution

    |

  20. Which of the following is correct?

    Text Solution

    |