document.write( "Question 1147924: 1/R = 1/r1 + 1/r2 for R
\n" ); document.write( "but i don't wanna take L.C.M
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Algebra.Com's Answer #769292 by ikleyn(52848) $\"\"$ $\"About$

You can put this solution on YOUR website!
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document.write( "Given\r\n" );
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document.write( "     =  + .\r\n" );
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document.write( "Then\r\n" );
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document.write( "     =  +  = .\r\n" );
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document.write( "Hence,\r\n" );
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document.write( "    R = .    ANSWER\r\n" );
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