document.write( "Question 604185: The total resistance R of a certain circuit is given by the following formula\r
\n" ); document.write( "\n" ); document.write( "R= (1/R1+1/R2)^-1 + R3\r
\n" ); document.write( "\n" ); document.write( "R1=10
\n" ); document.write( "R2=3
\n" ); document.write( "R3=6\r
\n" ); document.write( "\n" ); document.write( "Solve for R
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Algebra.Com's Answer #381043 by flame8855(424)\"\" \"About 
You can put this solution on YOUR website!
R= (1/R1+1/R2)^-1 + R3
\n" ); document.write( "R= (1/10 +1/3)^-1+6
\n" ); document.write( "R= (13/30)^-1 +6
\n" ); document.write( "R= 30/13 + 6 = 108/13
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