Home
Class 12
MATHS
(1-tantheta)(1+sin 2theta) = (1+tantheta...

`(1-tantheta)(1+sin 2theta) = (1+tantheta)`

Text Solution

Verified by Experts

`npi , npi + (3pi)/4`
Promotional Banner

Topper's Solved these Questions

  • GENERAL SOLUTIONS OF TRIGNOMETRIC EQUATIONS

    CHHAYA PUBLICATION|Exercise Sample Questions for Competitive Exams|5 Videos

  • GENERAL SOLUTIONS OF TRIGNOMETRIC EQUATIONS

    CHHAYA PUBLICATION|Exercise Integer Answer Type:|5 Videos

  • GENERAL SOLUTIONS OF TRIGNOMETRIC EQUATIONS

    CHHAYA PUBLICATION|Exercise Short Answer Type Questions|51 Videos

  • ELLIPSE

    CHHAYA PUBLICATION|Exercise Sample Questions for Competitive Exams (D comprehension Type)|7 Videos

  • IDENFINITE INTEGRAL

    CHHAYA PUBLICATION|Exercise Sample Questions for Competitive Examination (Comprehension Type )|6 Videos

Similar Questions

Explore conceptually related problems

Solve: (1-tantheta)(1+sin2theta)=(1+tantheta)

The number of roots of (1-tantheta)(1+sin2theta)=1+tantheta for theta in [0,2pi] is (a)3 (b) 4 (c) 5 (d) none of these

Prove that (1+sin2theta)/(1-sin2theta)=((1+tantheta)/(1-tantheta))^2

sin2 theta tantheta+1= sin 2theta + tantheta

Show that, ((1-tantheta)/(1-cottheta))^2=(1+tan^2theta)/(1+cot^2theta).

Find the values of theta in the interval (-pi/2,pi/2) satisfying the equation, (1-tantheta) (1+tantheta) sec^2theta + 2^(tan^2theta) =0

tan 3theta = tan 2theta + tantheta

If sin theta = -1/2 , then theta =

tantheta + cot 2theta=2

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

CHHAYA PUBLICATION-GENERAL SOLUTIONS OF TRIGNOMETRIC EQUATIONS -Long Answer type questions
  1. 4 cosx + 5 sinx = 5, given tan51^(@) 21' = 5/4

    Text Solution

    |

  2. 1 + sin^(2) theta = 3sintheta costheta, given cot 18^(@) 26'=3

    Text Solution

    |

  3. tan theta + sec theta = sqrt(3)

    Text Solution

    |

  4. (1-tantheta)(1+sin 2theta) = (1+tantheta)

    Text Solution

    |

  5. (sec theta +1) = (2+sqrt(3))tantheta (0 lt theta lt 2pi)

    Text Solution

    |

  6. cottheta + cot(pi/4 + theta)=2

    Text Solution

    |

  7. cot^(3)theta + 6 "cosec"2theta - 8 "cosec"^(3)2theta=0

    Text Solution

    |

  8. tan^(2)2x + cot^(2)2x + 2tan 2x + 2 cot 2x=6

    Text Solution

    |

  9. sin^(3)x +sin^(3)(x-(2pi)/3) +sin^(3)(x+(2pi)/3)=0

    Text Solution

    |

  10. 2tanx = sin4x - 2sin2x cos2x tan^(2)x

    Text Solution

    |

  11. sin3alpha = 4 sin alpha sin(x+alpha)sin(x-alpha)

    Text Solution

    |

  12. cos3xcos^(3)x + sin3x sin^(3)x=0

    Text Solution

    |

  13. (i) Solve: cos(2x + 3y)=1/2, cos(3x+2y) = sqrt(3)/2 (ii) If 0 lt x l...

    Text Solution

    |

  14. Show that the following two equations represent the same set of angles...

    Text Solution

    |

  15. (i) If sin(pi/2costheta) = cos(pi/2 sin theta), show that, +- cos(thet...

    Text Solution

    |

  16. If cosecA = cosecB and secA = secB, then prove that, either A=B or the...

    Text Solution

    |

  17. If 16tan^(8)phi = cos 2theta + 3 costheta and 3 cos^(2)phi=2, then fin...

    Text Solution

    |

  18. Solve: 2(sinx -cos2x)-sin2x(1+2sinx) + 2cosx =0

    Text Solution

    |

  19. Prove that the system of equations x-y = (2pi)/3 and cosx + cosy =3/2 ...

    Text Solution

    |

  20. Solve: tanx + tany =1, x+y=pi/4

    Text Solution

    |