CLAIRETHEBEST
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Hey !
Pour demain !
Aidez moi svp ​

Hey Pour Demain Aidez Moi Svp class=

Sagot :

AGIUSESTE

Bonsoir,

Exercice 1

1. 2x2-9 = 4-9 = -5

2. a. 5x5-9 = 25-9 = 16

b. -4x-4 -9 = 16-9 =7

3. 3x3-9 = 9-9 = 0