document.write( "Question 979509: What is the domain of the function f(x)=x-5/x^2-9 \n" ); document.write( "
Algebra.Com's Answer #600801 by MathLover1(20850)\"\" \"About 
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\"f%28x%29=%28x-5%29%2F%28x%5E2-9%29\"\r
\n" ); document.write( "\n" ); document.write( " domain will be all real numbers \"x\" except those that make denominator equal to zero\r
\n" ); document.write( "\n" ); document.write( "\"%28x%5E2-9%29=0\"=>\"x%5E2=9\"=>\"x=sqrt%289%29\"=>\"x=3\" or \"x=-3\"\r
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\n" ); document.write( "\n" ); document.write( "domain:\r
\n" ); document.write( "\n" ); document.write( "{ \"x\" element \"R\" : \"x%3C%3E-3\" and \"x%3C%3E3\" }\r
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