document.write( "Question 98139This question is from textbook beggining algebra
\n" ); document.write( ": (sqrt.of 7-2sqrt.of 3) (sqrt of 7 + 2sqrt of 3) \n" ); document.write( "
Algebra.Com's Answer #71371 by edjones(8007)\"\" \"About 
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This problem is the same as: \"%28a-b%29%28a%2Bb%29=a%5E2-b%5E2\"
\n" ); document.write( "\"a=sqrt%287%29\"
\n" ); document.write( "\"b=2sqrt%283%29\"
\n" ); document.write( "\"sqrt%287%29%5E2-%282sqrt%283%29%29%5E2=7-4%2A3=7-12=-5\"
\n" ); document.write( "Ed
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