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What is the domain of the real-valued function

q(x) = sqrt(x)/sqrt(-1 + x^2)?

Express your answer as an interval or as a union of intervals.

 May 9, 2021
 #1
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The domain can be any x EXCEPT for x's that cause the denominator to be equal to or less than 0

x cannot equal 1  or  -1  or any value between

(-inf,-1) U (1,+inf)

 May 9, 2021

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