Réponse :
A = (-3/7) / 5 = (-3/7) / (5/1) = (-3/7) * (1/5) = -3/35
B = (-9/10) / -11 = (-9/10) / (-11/1) = (-9/10) * (-1/11) = +9/110
C = (5/6) / (4/7) = (5/6) * (7/4) = 35/24
Explications étape par étape
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Réponse :
A = (-3/7) / 5 = (-3/7) / (5/1) = (-3/7) * (1/5) = -3/35
B = (-9/10) / -11 = (-9/10) / (-11/1) = (-9/10) * (-1/11) = +9/110
C = (5/6) / (4/7) = (5/6) * (7/4) = 35/24
Explications étape par étape