sachant que A = 2 fraction B = 1/2 X ( A + 2/A) = 3/2 C = 1/2 X (B + 2/B)
Mathématiques
milaclaire
Question
sachant que A = 2
fraction B = 1/2 X ( A + 2/A) = 3/2
C = 1/2 X (B + 2/B)
1 Réponse
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1. Réponse caro67000
sachant que A = 2
B = 1/2 X ( A + 2/A) = 3/2
C = 1/2 X (B + 2/B)
C = 1/2 x (3/2 + 2 x 2/3)
C = 1/2 x (3/2 + 4/3)
C = 1/2 x 3/2 + 1/2 x 4/3
C = 3/4 + 4/6
C = 9/12 +8/12
C = 17/12