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Sagot :

Réponse :

Explications étape par étape

Bonsoir

factoriser les expressions

A=6 a+12

A = 6 x a + 6 x 2

A = 6(a + 2)

B=7−7t

B = 7 - 7 x t

B = 7(1 - t)

C=5a²−3 a

C = a x 5a - a x 3

C = a(5a - 3)

D=−16ab−4b

D = -4b x 4a - 4b

D = -4b(4a + 1)

E=18a ² b−6ab ²​

E = 6ab x 3a - 6ab x b

E = 6ab(3a - b)

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