Question

[tex] \lim_{x \to \0} cot 2x-cosec 2x/x  ??evaluate this limit

Answer 1

$\lim_{x \to 0} \frac{Cos2x}{x*Sin2x}-\frac{1}{x*Sin2x}= \lim_{x \to 0} \frac{Cos2x-1}{x*Sin2x}\\\\= \lim_{x \to 0} \frac{-2Sin^2x}{2x*Sinx\ COsx}=\lim_{x \to 0} \frac{tan\ x}{x}=1$

Answer 2

Answer:

Step-by-step explanation: