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Sagot :

Bonjour,

H = (x+6)(-3x – 1) – 3x – 18

=  H = (x+6)(-3x – 1) – 3( x + 6)

(x+6)  ( -3x-1 -3)

= (x+6) ( -3x -4)

Bonjour,

Factoriser :

H = (x + 6)(-3x - 1) - 3x - 18

H = (x + 6)(-3x - 1) - 3(x + 6)

H = (x + 6)(-3x - 4)

Bonne journée.

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