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Sagot :

Réponse :

Bonsoir,

A = -3(-3 - 2x)

   = -3 * (-3) - (-3) * 2x

   = -3 * (-3) + 3 * 2x

   = 9 + 6x

B = 8(-3t - 2)

   = 8 * (-3)t - 8 * 2

   = -24t - 16

C = 4z(3 - 5z)

   = 4z * 3 - 4z * 5z

   = 12z - 20z²

Bon courage ^-^

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