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Calculate. $$\lim _{x \rightarrow 0} \frac{x-\ln (x+1)}{1-\cos 2 x}$$...

Question

Calculate. $$\lim _{x \rightarrow 0} \frac{x-\ln (x+1)}{1-\cos 2 x}$$

Calculate. $$\lim _{x \rightarrow 0} \frac{x-\ln (x+1)}{1-\cos 2 x}$$



Answers

$$\lim _{x \rightarrow(\pi / 2)^{+}} \frac{-2}{\cos x}$$


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