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how to get Sin -1 (-1/2) in radians?

asked Aug 9, 2017 in Algebra by Ainsley

1 Answer

 θ = Sin-1(-1/2)

 sinθ = -1/2

θ is between -π/2 and π/2

So we have an answer

 Sin-1(-1/2) = -π/6

answered Aug 14, 2017 by quickwriter (2,510 points)