Answered

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Bonjour pouvez vous m’aidez s’il vous plaît ?

a. Effectue le calcul et donne le résultat sous forme d'une fraction
irréductible :
A
= 1/2+1/2/2
9
b. En électricité, pour calculer des valeurs de résistances, on
utilise la formule :
+
RR₁ R₂
c. Sachant que R₁ = 9 ohms et que R₂ = 12 ohms, déterminer la
valeur exacte de R.

Sagot :

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