A 4 Ω resistor is connected in parallel with a 9 Ω resistor. This combination is connected in series with a 12 Ω resistor. The resistors are connected to an 18 V battery. How much power is dissipated in the 4 Ω resistor? a. 2.85 W b. 4.12 W c. 10.52 W d. 17.84 W

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A: The question can be solved as follows