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April 28, 2015

Homework Help: PreCalc

Posted by Linda on Wednesday, December 1, 2010 at 9:15pm.

The total electrical resistance R of two resistors connected in parallel with resistances R1 and R2 is given by 1/R=1/R1+1/R2. One resistor has a resistance of 2.3 ohms. Let x be the resistance of the second resistor. Express the total resistance R as a function of x. How do I go about this?

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