document.write( "Question 764886: State whether the number (√2-√3)(√2+√3) is rational or irrational justify \n" ); document.write( "

Algebra.Com's Answer #465787 by ramkikk66(644) $\"\"$ $\"About$

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document.write( "applying the identity (a+b)*(a-b) = a^2 - b^2\r\n" );
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document.write( "= \r\n" );
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document.write( "= \r\n" );
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document.write( "Hence the expression is a rational.\r\n" );
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document.write( ":)\r\n" );
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