Solve this following

Question:

$\lim _{x \rightarrow 0} \frac{x \tan 2 x-2 x \tan x}{(1-\cos 2 x)^{2}}$ equals :-

  1. $-\frac{1}{2}$

  2. $\frac{1}{4}$

  3. $\frac{1}{2}$

  4. 1


Correct Option: , 3

Solution:

Solution not required

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