Q. What is the value of cos 11π/6?
A) -√3/2
B) -1/√2
C) √3/2
D) 2/√3
✔ Correct Answer: √3/2
Exam Insight
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A) -√3/2
B) -1/√2
C) √3/2
D) 2/√3
✔ Correct Answer: √3/2
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