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Let f(x)=(sqrt(x-2 sqrt(x-1)))/(sqrt(x-1...

Let `f(x)=(sqrt(x-2 sqrt(x-1)))/(sqrt(x-1)-1)`, then -

A

`f'(10)=1`

B

`f'((3)/(2))=-1`

C

domain of f(x) is `x ge 1`

D

range of f(x) is `(-2,1] cup (2, oo)`

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The correct Answer is:
A, B, D
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