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Series and parallel: Which resistor has the largest current, voltage and power output

1. Three resistors have values 5 ohms, 2 ohms, and 1 ohms. The first one is followed by the last two wired in parallel. When this arrangement is connected to a battery, which resistor(s) has

a) the largest current,
b) the largest voltage, and
c) the largest power output?

Please explain using a diagram and equations for this problem.

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