document.write( "Question 196568: Which is an irrational number?
\n" ); document.write( "1. 0
\n" ); document.write( "2. 1 over 2
\n" ); document.write( "3. radical 3
\n" ); document.write( "4. radical 4
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Algebra.Com's Answer #147318 by Alan3354(69443)\"\" \"About 
You can put this solution on YOUR website!
Which is an irrational number?
\n" ); document.write( "1. 0
\n" ); document.write( "2. 1 over 2
\n" ); document.write( "3. radical 3
\n" ); document.write( "4. radical 4
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\n" ); document.write( "0 is not.
\n" ); document.write( "1/2 = 0.5, so that's rational
\n" ); document.write( "\"radical 4\", I assume you mean square root of 4, is 2, that's rational.
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\n" ); document.write( "What does that leave?
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