Find domain of sin^(-1) ( 2 x^(2) - 1)...

Find domain of `sin^(-1) ( 2 x^(2) - 1)`

`rArr x in [-1,1]`

`rArr x in [0,1]`

`rArr x in [-1,0]`

`rArr x in [-2,0]`

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Find domain of sin^(-1) ( 2 x^(2) - 1)
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