document.write( "Question 974404: If a,b,c, are in harmonic progression shown that (1/a+1/b-1/c)(1/b+1/c -1/a)=4/ac-3/b^2 \n" ); document.write( "

Algebra.Com's Answer #596327 by Edwin McCravy(20056) $\"\"$ $\"About$

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If a,b,c, are in harmonic progression shown that (1/a+1/b-1/c)(1/b+1/c -1/a)=4/ac-3/b^2
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document.write( "The left side\r\n" );
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document.write( "The right side:\r\n" );
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document.write( " becomes\r\n" );
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document.write( "Edwin

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