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Sagot :

SDU61

Bonjour,

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

= 4x² - 8x - x +2

= 4x² - 9x + 2

N'hésite pas si tu as des questions :)

HORIZON95

Réponse:

(4x-1)×(x-2)= 4x²-8x-x+2

(4x-1)×(x-2)= 4x²-9x+2

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