The solution set of (5 + 4 cos theta)(2 ...

The solution set of `(5 + 4 cos theta)(2 cos theta + 1) = 0` in the interval `[0, 2 pi ]` is

A

`{(pi)/(3),(2pi)/(3)}`

B

`{(pi)/(3),pi}`

C

`{(2pi)/(3),(4 pi)/(3)}`

D

`{(2 pi)/(3),(5 pi)/(3)}`

Verified by Experts

The correct Answer is:

C

Similar Questions

Explore conceptually related problems

The solution set of (5+4 cos theta) (2 cos theta + 1) =0 in the interval [0, 2pi] is

The solution set of (5+4Costheta)(2costheta+1)=0 in the interval [0,2pi] is

The solution set of cos 2 theta = cos^(2) theta is

The solution set of 4 sin theta cos theta = 1 is

The solution set of sec theta = 2 cos theta is

The solution set of cos 2 theta = 2 sin^(2)theta is

The solution set of cos5theta=cos3theta is (ninz)

The solution of the equation cos^(2)theta+sintheta+1=0 lies in the interval

The solution set of sin 2theta - cos 2theta - sin theta + cos theta = 0 is