The principal solution `cosx=(-sqrt(3))/(2)` isA. `(5pi)/(6)`B. `(pi)/ – InterviewSolution

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1.	The principal solution `cosx=(-sqrt(3))/(2)` isA. `(5pi)/(6)`B. `(pi)/(6)`C. `(pi)/(3)`D. `(-pi)/(6)`
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