document.write( "Question 260428: Find all number for which the rational expression is undefined.\r
\n" ); document.write( "\n" ); document.write( "1 over y-6
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Algebra.Com's Answer #191874 by checkley77(12844)\"\" \"About 
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1 over y-6
\n" ); document.write( "LET Y=6
\n" ); document.write( "1/(6-6)=1/0 IS UNDEFINED.
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