Simplify 1 over ((1/r sub 1)+(1/r sub 2)) = R sub T?

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I don't even know where to begin!

2007-05-02 08:25:52 · 2 answers · asked by ricanbaj07 1 in Science & Mathematics ➔ Mathematics

((1/r sub 1)+(1/r sub 2)) * R sub T =1

(r sub1+r sub 2)/(rsub1 rsub2)* R sub T =1

2007-05-02 08:30:29 · answer #1 · answered by iyiogrenci 6 · 0⤊ 0⤋

1
((1/r-1)+(1/r-2)) = R-T!

1
2/r-3 = R-T

unless sub here has a totally different meaning.

2007-05-02 15:32:02 · answer #2 · answered by thingamabob 3 · 0⤊ 0⤋