\( \lim_{x \to 0} \frac{1 - \cos x}{x^2} = ? \) এর মান কত?

A \( \frac{1}{4} \)

B \( \frac{1}{3} \)

C \( -\frac{1}{2} \)

D \( \frac{1}{2} \)

Solution

Correct Answer: Option D

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