Sagot :
Bonjour
(1/5 m -1/2) = 0 ou (2/3m +1/3) = 0
1/5m = 1/2 ou 2/3m = -1/3
m = 5/2 ou m = -3/6 = -1/2
bonne journée
Réponse :
slt
Explications étape par étape
(1/5 m -1/2) = 0 <=> (2/3m +1/3) = 0
1/5m = 1/2 <=> 2/3m = -1/3
m = 5/2 <=> m = -3/6 = -1/2
Bonne journée!!!