Q. 94.0( 2 Votes )
Mark the Correct alternative in the following:
The smallest positive angle which satisfies the equation 
is
A. 
B. 
C. 
D. 
Answer :
2(1-cos2x)+√3cos x +1 = 0
2 - 2 cos2x + √3cos x +1 = 0
2 cos2x - √3cos x -3 = 0
Option A
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