document.write( "Question 78723: When do slove a radical equation using factoring or completing the square, what do you do when c=0? \n" ); document.write( "
Algebra.Com's Answer #56446 by stanbon(75887)\"\" \"About 
You can put this solution on YOUR website!
Post an example or two of what you mean.
\n" ); document.write( "cheers,
\n" ); document.write( "Stan H.
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