Bonsoir,
R₁ = 9 et R₂ = 12
donc : 1/R₁ + 1/R₂ = 1/9 + 1/12 = 4/36 + 3/36 = 7/36
donc : R₁ = 36/7
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Bonsoir,
R₁ = 9 et R₂ = 12
donc : 1/R₁ + 1/R₂ = 1/9 + 1/12 = 4/36 + 3/36 = 7/36
donc : R₁ = 36/7