lim(x rarr 1) (sqrt(1 - cos 2 (x - 1)))/...

`lim_(x rarr 1) (sqrt(1 - cos 2 (x - 1)))/(x -1)` :

A

(a) exists and equals to `sqrt2`

B

(b) exists and equals to `-sqrt2`

C

(c) does not exist

D

(d) None of these

Verified by Experts

The correct Answer is:

Hence `lim_(xto1)f(x)` doesn't exist.

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