résolu

b) x(3-2x) +5x2 + 2x
d) 2x2(x+6) - x3 + 4x2 – 2x
Calculer svp

Répondre :

MargeSimpson1ask

Bonsoir,

Factoriser :

B = x(3-2x)+5x²+2x

B = x(3-2x+5x+2)

B = x(5-2x+5x)

B = x(5+3x)

D = 2x²(x+6)-x³+4x²-2x

D = x(2x(x+6)-x²+4x-2)

D = x(2x²+12x-x²+4x-2)

D = x(x²+12x+4x-2)

D = x(x²+16x-2)

Bonne soirée.

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