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lim(xto1)(sqrt(1-cos2(x-1)))/(x-1) is...

`lim_(xto1)(sqrt(1-cos2(x-1)))/(x-1)` is

A

`sqrt2`

B

`-sqrt2`

C

does not exist

D

`sqrt1`

Text Solution

Verified by Experts

The correct Answer is:
C
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