\( \text{Lt}_{x \to 0} \frac{\sqrt{a+x^2} - \sqrt{a-x^2}}{x^2} \) এর মান কত?

A \( \frac{1}{2\sqrt{a}} \)

B \( \sqrt{a} \)

C \( \frac{1}{\sqrt{a}} \)

D 1

Solution

Correct Answer: Option C

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