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D is domain and R is range of f(x) =sqrt...

D is domain and R is range of `f(x) =sqrt(x-1)+2 sqrt(3-x),` then

A

`D:[1,3]`

B

`D:(-oo,1]uu[3,oo)`,

C

`R:[1,sqrt(3)]`

D

`R:[sqrt(2),sqrt(10)]`

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The correct Answer is:
A, D
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