1.

If x takes negative permissible value, then sin^(-1)x=

Answer»

`Cos^(-1)SQRT(1-X^(2))`
`-Cos^(-1)sqrt(1-x^(2))`
`Cos^(-1)sqrt(x^(2)-1)`
`pi-Cos^(-1)sqrt(1-x^(2))`

ANSWER :B


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