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anonymous
 one year ago
I need to isolate r3
R= _______1_________
1/r1+ 1/r2 +1/r3
Please help and respond as fast as you can. This is due tomorrow.
anonymous
 one year ago
I need to isolate r3 R= _______1_________ 1/r1+ 1/r2 +1/r3 Please help and respond as fast as you can. This is due tomorrow.

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phi
 one year ago
Best ResponseYou've already chosen the best response.0start by flipping both sides

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0\[\frac{ 1 }{ R }=\frac{ 1 }{ r _{1} }+\frac{ 1 }{ r _{2} }+\frac{ 1 }{ r _{3} }\] \[\frac{ 1 }{ r _{3} }=\frac{ 1 }{R }\frac{ 1 }{ r _{1} }\frac{ 1 }{r _{2} }\]

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0Phi, By flipping did you mean to multiply both sides by reciprocal?

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0Thank you! It seems much simpler to me now
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