# Algebra 2

two resistors are connected in parallel. Their resistances are 8 ohms and 17 ohms. What is the resistance (R) of the combination?
R=---ohms

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1. again:

1/R = 1/8 + 1/17
1/R = (17+8)/(17*8) = 25/136
R = 136/25 = 5.44

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posted by Steve

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