defence exam Army Havildar SAC Mock Test Series 2025 Mathematics Limit and Continuity Evaluation of Limits
Find the value of \(\rm \mathop {\lim }\limits_{x \to 0} \frac{\cos 4x - \cos 6x}{x^2}\)
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10
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Find the value of \(\rm \mathop {\lim }\limits_{x \to 0} \frac{\cos 4x - \cos 6x}{x^2}\)