document.write( "Question 777009: Find all numbers that must be excluded from the domain of the rational expression.
\n" ); document.write( "x - 9/x^2 + 4x - 45 \n" ); document.write( "

Algebra.Com's Answer #473849 by solver91311(24713) $\"\"$ $\"About$

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\n" ); document.write( "\n" ); document.write( "Set the denominator polynomial equal to zero and solve. The zeros of the denominator are the values to exclude from the domain.\r
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\n" ); document.write( "\n" ); document.write( "John
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\n" ); document.write( "Egw to Beta kai to Sigma
\n" ); document.write( "My calculator said it, I believe it, that settles it
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