Find the domain of the function `f(x)=sin^(-1)sqrt(x-1)`

Explanation

Square root to be defined:

`x−1 ge 0 implies x ge 1` ` \ …(1)`



Inverse sine to be defined,

`−1 ge sqrt(x−1) ge 1`


As square is always non-negative:

`0 ge sqrt(x−1) ge 1`

`implies 0 ge x−1 ge 1`

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