Let `L=lim_(x->0)(a-sqrt(a^2-x^2)-(x^2)/4)/(x^4),a > 0`. If` L` is finite ,then`

Explanation

To solve the limit problem, we will follow these steps:

**Step 1: Rewrite the limit expression.**
We start with the limit:
\[ L = \lim_{x \to 0} \frac{a - \sqrt{a^2 - x^2} - \frac{x^2}{4}}{x^4} \]

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