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E = R_1 I + R_2 I
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ããããã黿µ $${I}$$ ãæ±ããããã®èšç®éçšããäžè¡ãã€äžå¯§ã«çŽè§£ããŠãããŸããã
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E = (R_1 + R_2) I
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I = \frac{E}{R_1 + R_2}
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I = \frac{12}{4 + 2}
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I = \frac{12}{6}
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I = 2 \text{ A}
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V_1 = R_1 I = 4 \times 2 = 8 \text{ V}
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V_2 = R_2 I = 2 \times 2 = 4 \text{ V}
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V_1 + V_2 = 8 + 4 = 12 \text{ V}
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