_ x 0 x^2 - 2x x = - Vidyadip

MCQ

$\mathop {\lim }\limits_{x \to 0} \frac{{{x^2} - \tan 2x}}{{\tan x}} = $

A
$2$
✓
$-2$
C
$0$
D
None of these

✓

Answer

Correct option: B.

$-2$

b
(b) $\mathop {\lim }\limits_{x \to 0} \,\frac{{x\,\left( {x - \frac{{2\,\,\tan \,\,2x}}{{2x}}} \right)}}{{\tan x}} = - 2.$

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