Question 532590: find sin -1 1/2 in radians and degrees. we cant use a calculator
Answer by Alan3354(69443)   (Show Source):
You can put this solution on YOUR website! find sin -1 1/2 in radians and degrees. we cant use a calculator
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It's pi/6 radians, or 30 degs.
Are you allowed to know it?
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arcsin(1/2) = 30 + n*360 degs, n = 0,1,2,3...
arcsin(1/2) = 150 + n*360 degs, n = 0,1,2,3...
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arcsin(1/2) = pi/6 + 2n*pi radians, n = 0,1,2,3...
arcsin(1/2) = 5pi/6 + 2n*pi radians, n = 0,1,2,3...
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