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Find the principal value of: sin^(-1)(-1...

Find the principal value of: `sin^(-1)(-1/2)`

Text Solution

Verified by Experts

Let,
`sin^-1 (-1/2)=y`
then, `siny= -1/2 = -sin((pi)/6) = sin(-pi/6)`
We know that the range of the principal value of `sin^-1x` is `[-pi/2, pi/2]`
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