a=-2 b=+3 B=ab B=..? D=2a-3b+1 D=..?
Mathématiques
romaneleclair
Question
a=-2 b=+3
B=ab
B=..?
D=2a-3b+1
D=..?
B=ab
B=..?
D=2a-3b+1
D=..?
1 Réponse
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1. Réponse amine1rokho
B = -2*3 =-6 D = 2*-2 -3*3 +1 = -12