document.write( "Question 345827: 1/R=1/r1+1/r2 solve for r2 \n" ); document.write( "

Algebra.Com's Answer #247578 by Fombitz(32388) $\"\"$ $\"About$

You can put this solution on YOUR website!
$\"1%2FR=1%2Fr%5B1%5D%2B1%2Fr%5B2%5D\"$
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\n" ); document.write( " $\"r%5B2%5D=1%2F%281%2FR-1%2Fr%5B1%5D%29\"$
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\n" ); document.write( " $\"highlight%28r%5B2%5D=R%2Ar%5B1%5D%2F%28r%5B1%5D-R%29%29\"$ \n" ); document.write( "

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