document.write( "Question 192777: I am having problems with the following:
\n" ); document.write( "Find the domain of the function f(x) = 5x-1 / x^2 - 16\r
\n" ); document.write( "\n" ); document.write( "So I am doing x^2 + 5x + 16 = 0
\n" ); document.write( "but I feel like that is just wrong.\r
\n" ); document.write( "\n" ); document.write( "Any help would be appreciated.
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Algebra.Com's Answer #144693 by Mathtut(3670)\"\" \"About 
You can put this solution on YOUR website!
\"x%5E2-16=0\"
\n" ); document.write( ":
\n" ); document.write( "x=4 or -4 would make the denominator equal to zero which would make the function undefined
\n" ); document.write( ":
\n" ); document.write( "therefore the domain is all Real numbers except 4 and -4
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