SOLUTION: Please help with this equation: 1/R=(1/R1)+(1/R2)+(1/R3) Solve for R2

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Question 364569: Please help with this equation:
1/R=(1/R1)+(1/R2)+(1/R3)
Solve for R2
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
1%2FR=%281%2FR%5B1%5D%29%2B%281%2FR%5B2%5D%29%2B%281%2FR%5B3%5D%29+
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R%5B2%5D%28R%5B1%5D%2AR%5B3%5D-R%2AR%5B3%5D-R%2AR%5B1%5D%29=R%2AR%5B1%5D%2AR%5B3%5D
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