document.write( "Question 322284: Find all numbers for which rational expression is undefined\r
\n" ); document.write( "\n" ); document.write( "t^3-3t/t^2-49\r
\n" ); document.write( "\n" ); document.write( "I think I worked it wrong (I factored it)I got\r
\n" ); document.write( "\n" ); document.write( " t(t^2-3)/(t-7)(t+7)
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Algebra.Com's Answer #230709 by Fombitz(32388)\"\" \"About 
You can put this solution on YOUR website!
No, you factored that correctly.
\n" ); document.write( "The rational expression is undefined when the denominator equals zero.
\n" ); document.write( "What two values of t make the denominator equal zero.
\n" ); document.write( "That's your answer.
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