document.write( "Question 980817: 3 radical 28 minus 2 radical 63 \n" ); document.write( "
Algebra.Com's Answer #601886 by Boreal(15235)\"\" \"About 
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sqrt(28)=2 sqrt (7) ;;;sqrt 4 * sqrt 7
\n" ); document.write( "sqrt (63)=3 sqrt (7);;sqrt(9)*sqrt (7)\r
\n" ); document.write( "\n" ); document.write( "3*2 sqrt(7)-2*3sqrt(7)=0
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