document.write( "Question 971240: show that for every positive integers n sqrt (n-1)+(n+1) is irrational \n" ); document.write( "
Algebra.Com's Answer #593783 by Edwin McCravy(20060)\"\" \"About 
You can put this solution on YOUR website!
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document.write( "There is a typo for this is clearly false if n=5\r\n" );
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document.write( "\"sqrt%28n-1%29%2B%28n%2B1%29\"\r\n" );
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document.write( "\"sqrt%285-1%29%2B%285%2B1%29\"\r\n" );
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document.write( "\"sqrt%284%29%2B6\"\r\n" );
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document.write( "\"2%2B6\"\r\n" );
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document.write( "\"8\"\r\n" );
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document.write( "8 is rational.  You may give the correction in the\r\n" );
document.write( "thank-you note form below.\r\n" );
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document.write( "Edwin
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