Mathématiques

Question

Bonjour,

Factoriser chaque expression :

A= 9x-5x
B= 2x²+3x
C= 3y (y+1) - 4 (y+1)
D= 3a (2a+1) + (5+a) (2a+1)
E= (t-2) (3t+4) + (1+t) (t-2)

1 Réponse

  • Bonjour,

    Factoriser chaque expression :

    A= 9x-5x

    A= 4x

    B= 2x²+3x

    B= x(2x+3)

    C= 3y (y+1) - 4 (y+1)

    C= (y+1)(3y-4)

    D= 3a (2a+1) + (5+a) (2a+1)

    D= (2a+1)(3a+5+a)= (2a+1)(4a+5)

    E= (t-2) (3t+4) + (1+t) (t-2)

    E= (t-2)(3t+4+1+t)= (t-2)(4t+5)

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