document.write( "Question 762512: Explain how the simplification of the need for radical addition and subtraction is similar to obtaining common denominators with fractions \n" ); document.write( "
Algebra.Com's Answer #464005 by solver91311(24713)\"\" \"About 
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\n" ); document.write( "\n" ); document.write( "You cannot sum two radical expressions with different radicands, just like you cannot add two fractions until the denominators are the same.\r
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\n" ); document.write( "\n" ); document.write( "John
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\n" ); document.write( "Egw to Beta kai to Sigma
\n" ); document.write( "My calculator said it, I believe it, that settles it
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