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Sagot :

Bonjour,

Simplifier :

E= -1/2+-1/2+1/-2

E = - 1/2 - 1/2 - 1/2

E = - 3/2

F= -2/3*-2/3*2/-3

F = 4/9 * - 2/3

F = - 8/27

Réponse :

E=-1/2+-1/2+1/-2

E=-3/2

F=-2/3*-2/3*2/-3

F=-8/27

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