Home
Class 11
MATHS
Solve the following equation : cottheta...

Solve the following equation : `cottheta+t a ntheta=2`

A

`npi+(-1)^(n)pi/2`

B

`1/2[npi+(-1)^(n)pi/2]`

C

`1/3[npi+(-1)^(n)pi/2]`

D

None of these

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • TRIGNOMETRIC FUNCTIONS

    NAGEEN PRAKASHAN ENGLISH|Exercise EXERCISES 3Q|21 Videos

  • TRIGNOMETRIC FUNCTIONS

    NAGEEN PRAKASHAN ENGLISH|Exercise EXERCISES 3.1|7 Videos

  • TRIGNOMETRIC FUNCTIONS

    NAGEEN PRAKASHAN ENGLISH|Exercise EXERCISES 3O|24 Videos

  • STRAIGHT LINES

    NAGEEN PRAKASHAN ENGLISH|Exercise Exercise|207 Videos

Similar Questions

Explore conceptually related problems

Solve that following equations : cottheta+t a ntheta=2

Solve that following equation: cottheta+t a ntheta=2

Solve the following equation: t a ntheta+t a n2theta+t a n3theta=0

Solve that following equations : cosectheta=1+cottheta

Find the general solutions of the following equation: t a n2thetat a ntheta=1

Solve that following equations : 2cos^2theta+3sintheta=0

Solve the following equations: 2x+5=21

Solve the following equations : 20=6+2x

Solve the following equations : i) tantheta=cottheta , ii) cos2theta=2sin^(2)theta iii) tan3theta=-sqrt(3) , iv) sin2theta-costheta=0 v) sec^(2)2theta=1-tan2theta

Prove the following identity: costheta(t a ntheta+2)(2t a ntheta+1)=2s e ctheta+5sintheta

NAGEEN PRAKASHAN ENGLISH-TRIGNOMETRIC FUNCTIONS-EXERCISES 3P
  1. If 4sin^(2)theta=3, then general value of theta is:

    Text Solution

    |

  2. If sin7theta=cos5 theta, then general value of theta is:

    Text Solution

    |

  3. If tan3theta=cottheta, then general value of theta is :

    Text Solution

    |

  4. Find the general value of theta from the equation tantheta+tan2theta+t...

    Text Solution

    |

  5. Solve the following equation : cottheta+t a ntheta=2

    Text Solution

    |

  6. The solution of cos2theta=cos^(2)theta is:

    Text Solution

    |

  7. cottheta=-sqrt(3) and cosec theta=2

    Text Solution

    |

  8. Solve: 2sin^(2)theta+sin^(2)2theta=2

    Text Solution

    |

  9. If sqrt(3)sintheta-costheta=0, then one general value of theta is:

    Text Solution

    |

  10. In DeltaABC, a=12 m, angleB=30^(@) and angleC=90^(@), then area of Del...

    Text Solution

    |

  11. In DeltaABC, a=12 cm, angleB=30^(@) and angleC=90^(@), then area of De...

    Text Solution

    |

  12. In DeltaABC, cotA/2, cotB/2, cotC/2 are in A.P., then the true stateme...

    Text Solution

    |

  13. In DeltaABC, if a,b,c are in A.P. prove that: cot(A/2),cot(B/2), cot...

    Text Solution

    |

  14. In DeltaABC, a=9, b=8 and c=4, then 3cosB-6cosC=?

    Text Solution

    |

  15. In DeltaABC, If 1/(a+b)+1/(b+c)=3/(a+b+c), then angleB=?

    Text Solution

    |

  16. In any DeltaABC, prove that a^(3)cos(B-C)+b^(3)cos(C-A)+c^(3)cos(A-B)...

    Text Solution

    |

  17. With usual notations, if in a triangle ABC, (b+c)/11 = (c+a)/12 = (a...

    Text Solution

    |

  18. In DeltaABC, (b-c)cotA/2+(c-a)cotB/2+(a-b)cotC/2=?

    Text Solution

    |

  19. In a DeltaABC, if (2cosA)/a+(cosB)/b+(2cosC)/c=a/(bc)+b/(ca), prove th...

    Text Solution

    |

  20. In DeltaABC, a=3,b=4,c=2, then cosA/2=?

    Text Solution

    |