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The expression (1)/(sqrt(x+2sqrt(x-1)))...

The expression `(1)/(sqrt(x+2sqrt(x-1)))+(1)/(sqrt(x-2sqrt(x-1)))` simplifies to:

A

`(2)/(3-x) if 1 lt x lt 2`

B

`(2)/(2-x) if 1 lt x lt 2`

C

`(2 sqrt(x-1))/((x-2))if x gt 2`

D

`(2 sqrt(x-1))/((x+2))if x gt 2`

Text Solution

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The correct Answer is:
B, C
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