Home
Class 12
MATHS
cot theta=sin 2 theta(theta neq n pi, n ...

`cot theta=sin 2 theta(theta neq n pi, n in z),` if `theta=`

A

`45^(circ)` and `60^(circ)`

B

`45^(circ)` and `90^(circ)`

C

`45^(circ)` only

D

`90^(circ)` only

Text Solution

Verified by Experts

Promotional Banner

Topper's Solved these Questions

  • MAXIMA AND MINIMA

    HIMALAYA PUBLICATION|Exercise QUESTION BANK|167 Videos

  • Pair Of Lines

    HIMALAYA PUBLICATION|Exercise QUESTION BANK|129 Videos

Similar Questions

Explore conceptually related problems

cot theta=sin 2 theta,(theta ne n pi), if theta

If 3 sin 2 theta=2 sin 3 theta and 0 lt theta lt pi then sin theta=

(1+cos 2 theta)/(sin 2 theta)=cot theta

Solve cot theta = sin 2 theta by substituting sin 2 theta =( 2 tan theta )/( 1+tan^(2) theta ) and again by substituting sin 2 theta = 2 sin theta * cos theta and check whether the two answer are same or not .

If sin theta, cos theta, tan theta are in G.P, then cot ^(6) theta-cot ^(2) theta is

If f (theta) = [[cos^(2) theta , cos theta sin theta,-sin theta],[cos theta sin theta , sin^(2) theta , cos theta ],[sin theta ,-cos theta , 0]] ,then f ( pi / 7) is

The general value of theta which satisfies the equation (cos theta + i sin theta) (cos 3 theta + I sin 3 theta) ….. {cos(2n - 1) theta + I sin (2n - 1) theta} = 1 is

Evaluate the following determinants: (b) |(cos theta, -sin theta),(sin theta, cos theta)| = cos theta (cos theta) - sin theta(-sin theta) = cos^(2) theta + sin^(2) theta = 1

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

(sin theta + cos theta)/(sin theta - cos theta) + (sin theta - cos theta)/(sin theta + cos theta)= ________

HIMALAYA PUBLICATION-MEASUREMENT OF ANGLES, TRIGONOMETRIC RATIOS AND RELATION BETWEEN SIDES AND ANGLES OF A TRIANGLE-QUESTION BANK
  1. If P(n) = cos ^(n)theta + sin^(n)theta then 2. P(6) - 3. P(4) + 1 =

    Text Solution

    |

  2. If A-B=(pi)/(4) then (1+tan A)(1-tan B)=

    Text Solution

    |

  3. cot theta=sin 2 theta(theta neq n pi, n in z), if theta=

    Text Solution

    |

  4. The least value of 3 sin x-4 cos x+7 is

    Text Solution

    |

  5. If sin A=(3)/(5), tan B=(1)/(2) and (pi)/(2) lt A lt pi and pi lt B lt...

    Text Solution

    |

  6. If sin 2 theta=cos 3 theta and theta is an acute angle then sin theta=

    Text Solution

    |

  7. The value of (sin^(2) 3 A)/(sin^(2) A) - (cos^(2) 3 A)/(cos^(2) A) is ...

    Text Solution

    |

  8. If cos 2 B=(cos (A+C))/(cos (A-C)), then tan A, tan B, tan C are in

    Text Solution

    |

  9. If cos theta=(2 cos phi-1)/(2-cos phi), then tan (theta)/(2)=

    Text Solution

    |

  10. (3 cos phi+cos 3 phi)/(3 sin phi-sin 3 phi)=

    Text Solution

    |

  11. If sin 2 x=n sin 2 y then the value of (tan (x+y))/(tan (x-y))=

    Text Solution

    |

  12. If tan x=(b)/(a) then sqrt((a+b)/(a-b))+sqrt((a-b)/(a+b))=

    Text Solution

    |

  13. If tan(picos theta) = cot(pisin theta), then cos(theta - pi/4) is :

    Text Solution

    |

  14. If tan (pi cos theta)=cot (pi sin theta), 0ltthetalt(3 pi)/(4) then, s...

    Text Solution

    |

  15. If 0 lt x lt (pi)/(4) then sec 2 x-tan 2 x=

    Text Solution

    |

  16. If tan A+cot A=4 then tan ^(4) A+cot ^(4) A=

    Text Solution

    |

  17. The value of 4 sin A cos ^(3) A-4 cos A sin ^(3)A

    Text Solution

    |

  18. Maximum value of 6 sin x cos x+4 cos 2 x

    Text Solution

    |

  19. sin ^(6) theta+cos ^(6) theta+3 sin ^(2) theta . cos ^(2) theta=

    Text Solution

    |

  20. If 1+sin x+sin ^(2) x+….. to infty=4+2root 3 , 0 lt x lt pi then x=

    Text Solution

    |