Bonjour est ce que vous pouvez m'aider svp. Niveau seconde
Factoriser: - (2x+2)+(3x-1)(x-1)
- 1-9x carré
Merci
Factoriser: - (2x+2)+(3x-1)(x-1)
- 1-9x carré
Merci
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Bonsoir,
Factoriser :
- (2x + 2) + (3x - 1) (x - 1) - 1 - 9x²
= - 2 (3x² + 3x + 1)