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\[\lim_{x \to 0} \frac{1 - \cos 2x}{\cos 2x - \cos 8x}\]
Concept: undefined >> undefined
\[\lim_{x \to 0} \frac{1 - \cos 2x + \tan^2 x}{x \sin x}\]
Concept: undefined >> undefined
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\[\lim_{x \to 0} \frac{\sin \left( a + x \right) + \sin \left( a - x \right) - 2 \sin a}{x \sin x}\]
Concept: undefined >> undefined
\[\lim_{x \to 0} \frac{x^2 - \tan 2x}{\tan x}\]
Concept: undefined >> undefined
\[\lim_{x \to 0} \frac{\sqrt{2} - \sqrt{1 + \cos x}}{x^2}\]
Concept: undefined >> undefined
\[\lim_{x \to 0} \frac{x \tan x}{1 - \cos x}\]
Concept: undefined >> undefined
\[\lim_{x \to 0} \frac{x^2 + 1 - \cos x}{x \sin x}\]
Concept: undefined >> undefined
\[\lim_{x \to 0} \frac{\sin 2x \left( \cos 3x - \cos x \right)}{x^3}\]
Concept: undefined >> undefined
\[\lim_{x \to 0} \frac{2 \sin x^\circ - \sin 2 x^\circ}{x^3}\]
Concept: undefined >> undefined
\[\lim_{x \to 0} \frac{x^3 \cot x}{1 - \cos x}\]
Concept: undefined >> undefined
\[\lim_{x \to 0} \frac{x \tan x}{1 - \cos 2x}\]
Concept: undefined >> undefined
\[\lim_{x \to 0} \frac{\sin \left( 3 + x \right) - \sin \left( 3 - x \right)}{x}\]
Concept: undefined >> undefined
\[\lim_{x \to 0} \frac{\cos 2x - 1}{\cos x - 1}\]
Concept: undefined >> undefined
\[\lim_{x \to 0} \frac{3 \sin^2 x - 2 \sin x^2}{3 x^2}\]
Concept: undefined >> undefined
\[\lim_{x \to 0} \frac{\sqrt{1 + \sin x} - \sqrt{1 - \sin x}}{x}\]
Concept: undefined >> undefined
\[\lim_{x \to 0} \frac{1 - \cos 4x}{x^2}\]
Concept: undefined >> undefined
\[\lim_{x \to 0} \frac{x \cos x + \sin x}{x^2 + \tan x}\]
Concept: undefined >> undefined
\[\lim_{x \to 0} \frac{1 - \cos 2x}{3 \tan^2 x}\]
Concept: undefined >> undefined
\[\lim_\theta \to 0 \frac{1 - \cos 4\theta}{1 - \cos 6\theta}\]
Concept: undefined >> undefined
\[\lim_{x \to 0} \frac{ax + x \cos x}{b \sin x}\]
Concept: undefined >> undefined
