factoriser 12 +3t factoriser (x-2)(4x-1)+(3x-2)(4x-1) factoriser

Réponse :

Bonsoir

Explications étape par étape

Factoriser 12 +3t

12 + 3t = 3 x 4 + 3 x t

12 + 3t = 3(4 + t)

factoriser (x-2)(4x-1)+(3x-2)(4x-1)

= (4x - 1)(x - 2 + 3x - 2)

= (4x - 1)(4x - 4)

= (4x - 1) * 4(x - 1)

= 4(4x - 1)(x - 1)