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horelmathis
@horelmathis
January 2021
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Bonjours, pouvez-vous m'aider pour mon exercice de mathématique merci d'avance.
PS je soutient les modérateurs du site.
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A=3×(-2)= -6
B= 5×(-2)+1= -10+1= -9
C=( -2-3)(-2+1)=(-5)×(-1)=5
D= 3×(-2) -2×[ 4×(-2) -1]= -6 -2( -8-1)= -6 - 2×(-9)= -6 + 18= 12
E=7×(-2)²=7×4=28
F=17 -3×(-2)=17+6=23
G=5×[2×(-2) -2]= 5×(-4-2)= 5×(-6)= -30
H=(-2)×( -2 +1) - 9×(-2)=( -2)×(-1) +18=2+18=20
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B= 5×(-2)+1= -10+1= -9
C=( -2-3)(-2+1)=(-5)×(-1)=5
D= 3×(-2) -2×[ 4×(-2) -1]= -6 -2( -8-1)= -6 - 2×(-9)= -6 + 18= 12
E=7×(-2)²=7×4=28
F=17 -3×(-2)=17+6=23
G=5×[2×(-2) -2]= 5×(-4-2)= 5×(-6)= -30
H=(-2)×( -2 +1) - 9×(-2)=( -2)×(-1) +18=2+18=20