document.write( "Question 387716: consider f(x) = 15/sqrt(x+6)\r
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Algebra.Com's Answer #274085 by robertb(5830)\"\" \"About 
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\"f%28x%29+=+15%2Fsqrt%28x%2B6%29\" is a function. The domain is the set of all x such that x + 6 >0, or x > -6, or (-6, \"infinity\"). \n" ); document.write( "
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