SOLUTION: What is the exact value of Sin(cos-1 1/2)? Is it 1/2?
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Question 432552: What is the exact value of Sin(cos-1 1/2)? Is it 1/2?
Answer by Alan3354(69443) (Show Source): You can put this solution on YOUR website!
The arccos(1/2) = 60 degs & 300 degs (in the 1st cycle)
sin(60) = sqrt(3)/2
sin(300) = -sqrt(3)/2
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