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The range of the function f(x)=sqrt(x-1)...

The range of the function `f(x)=sqrt(x-1)+2sqrt(3-x)` is

A

`[sqrt(2),2sqrt(2)]`

B

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

C

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

D

`[1,3]`

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The correct Answer is:
B
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