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Find the exact value of sin-1(-0.5).

Mathematics
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pi/3 correct?
no because \[\sin(\frac{\pi}{3})=\frac{1}{2}\] not \(-\frac{1}{2}\) but you have the right idea
go the other way on the unit circle to \(-\frac{\pi}{3}\)

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Other answers:

ok so -pi/3
it makes sense
yup don't forget your answer has to be between \(-\frac{\pi}{2}\) and \(\frac{\pi}{2}\) which is why you are not allowed to say \(\frac{2\pi}{3}\) for example
got :))
good!

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