a = 3 b= -4 c = -5 d = 7 I = 2 ( a - b) + d J = 5 ( b - a) ÷ 7
Mathématiques
Chouquette00
Question
a = 3 b= -4 c = -5 d = 7
I = 2 ( a - b) + d
J = 5 ( b - a) ÷ 7
I = 2 ( a - b) + d
J = 5 ( b - a) ÷ 7
1 Réponse
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1. Réponse x22
Salut!
I= 2(3-(-4)+7
=2x(3+4)+7
=2x7+7
=14+7
=21
J=5(-4-3):7
=5x(-7):7
=-35:7
=-5