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Sagot :

Réponse:

(8P-4)(10P-9)

Explications étape par étape:

(8P-4)(8P-4)-(5-2P)(8P-4)

(8P-4)[(8P-4)-(5-2P)]

(8P-4)(8P-4-5+2P)

(8P-4)(10P-9)

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