document.write( "Question 770579: Which is the exact value of the expression the square root of 80. − the square root of 125. + the square root of 45.?\r
\n" ); document.write( "\n" ); document.write( " 5the square root of 2.\r
\n" ); document.write( "\n" ); document.write( " −3the square root of 5.\r
\n" ); document.write( "\n" ); document.write( " 3the square root of 5.\r
\n" ); document.write( "\n" ); document.write( " 2the square root of 5.
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Algebra.Com's Answer #469592 by solver91311(24713)\"\" \"About 
You can put this solution on YOUR website!
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\n" ); document.write( "\n" ); document.write( "Hint: 80 = 16 X 5, 125 = 25 X 5, and 45 = 9 X 5; 16, 25, and 9 all being perfect squares.\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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