\( \lim _{x \rightarrow 1} \frac{\sqrt{1-\cos 2(x-1)}}{x-1} \)
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(a... VIDEO
\( \lim _{x \rightarrow 1} \frac{\sqrt{1-\cos 2(x-1)}}{x-1} \)
P
(a) Exists and it equal \( \sqrt{2} \)
(b) Exists and it equals \( -\sqrt{2} \)
(c) Does not exist because \( x-1 \rightarrow 0 \)
(d) Does not exist because left hand limit is not equal to right hand limit
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