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- November 2nd 2010, 04:54 PM #1

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## Using diferentials

Let there be 3 resistors in parallel. We have that the total resistance R satisfies:

. Find dR.

When I tried to do this, I ended up getting a ridicilously long answer. I was just wondering if someone wouldn't mind helping me out with this. Thanks

- November 2nd 2010, 05:47 PM #2

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