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If 2cos 3theta =under root 3 ,then find the value of theta ?
Most Upvoted Answer
If 2cos 3theta =under root 3 ,then find the value of theta ?
Its simple..

2 cos 3© = √3
cos 3© = (√3)/2.......(i)

nd we know that cos 30° = (√3) /2

or, cos 3 (10°) = (√3)/2.......(ii)

from (i) nd (ii) we got...
© = 10° answer !!
Community Answer
If 2cos 3theta =under root 3 ,then find the value of theta ?
2Cos 3 tetha=√3,---> given

to find--> tetha=?

3cos tetha=√3/2,

3cos tetha=√3/2= cos30,( cos 30=√3/2),

3tetha=30,

tetha=30/3=10
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