Word Count : 181

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We need to find the domain of the function: \[ f(x) = \sqrt{\frac{2 - x}{x^2 + 1}} \] ### Step 1: Identify Restrictions For \( f(x) \) to be defined, the expression inside the square root must be non-negative: \[ \frac{2 - x}{x^2 + 1} ________ ___ _______ ___ _____ ______ ______ _______.
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