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sin^-1sinx=x if and only if a)x in R b)x...

`sin^-1sinx=x` if and only if a)`x in R` b)`x in [(-pi)/2,pi/2]` c)`x in [-1,1]` d)`x in [0,pi]`

A

`x in R`

B

`x in [(-x)/2,pi/2]`

C

`x in [-1,1]`

D

`x in [0,pi]`

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