document.write( "Question 377462: Find all the numbers for which the following expression is undefined: x^2-4/x+5 \n" ); document.write( "
Algebra.Com's Answer #268179 by robertb(5830)\"\" \"About 
You can put this solution on YOUR website!
If this is \"%28x%5E2+-+4%29%2F%28x%2B5%29\", then the expression is undefined only for x = -5. \n" ); document.write( "
\n" );