Word Count : 122

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The function is ( f(x) = \sqrt{\frac{2-x}{x^2 + 1}} ). For the square root to be defined, the expression inside ____ __________ _______ _________ _____ ___ _________.
___ _____ _________ ______ _________.
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_________ ____ ______ _________ ______ _______.
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_____ __________ ___ _____ ____ ____.
________ ________ ________ _______ _______ _____ ____ _________ _____.
___ _____ ______ _______ __________ ___ _______ ______ ____ _______.
__________ ___ __________ ___ __________.
_________ _________ _____ ________ ____ ____ _________ ____ _____.
_____ ________ _______ _________ __________ ___ _____.
____ ___ ______ ______ ____ ________ ________.
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