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The domain of f(x)=sin^(-1)[2x^2-3],w h ...

The domain of `f(x)=sin^(-1)[2x^2-3],w h e r e[dot]` denotes the greatest integer function, is (a) `(-sqrt(3/2),sqrt(3/2))` (b) `(-sqrt(3/2),-1)uu(-sqrt(5/2),sqrt(5/2))` (c) `(-sqrt(5/2),sqrt(5/2))` (d) `(-sqrt(5/2),-1)uu(1,sqrt(5/2))`

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