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Bonjour pouvez vous m’aider pour mon exercice svp merci


7 Calculer les produits suivants.

a.
(-1) X (-2) x (-2) x (+1) × (-3)

b.
(-4) (-1) x (-1) (+2) (-3) × (-1)

c.
(+5) X (-2) x (+2) x (+5) X (-1)

d.
(-8) x (+2) x (+1) x (+1) × (-2) (-2)
* (-2)

Sagot :

Réponse :

a= (-1) X (-2) x (-2) x (+1) × (-3)

a=12

b=(-4) (-1) x (-1) (+2) (-3) × (-1)

b= -24

c=(+5) X (-2) x (+2) x (+5) X (-1)

c=40

d=(-8) x (+2) x (+1) x (+1) × (-2) (-2)*(-2)

d=32