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Question 1
(x - 3)² + 3x - 1 = ?
![]()
X² + 3x - 8![]()
X² - 3x + 8![]()
X² + 9x + 8
Click here if you wish to read this hintRevoir l'identité remarquable (a- b)²
Question 2
(3x - 2)(3x + 2) = ?
![]()
3x² - 2![]()
3x² - 12x + 4![]()
9x² - 4
Click here if you wish to read this hint(a - b)(a + b
Question 3
La factorisation de: (x + 1) + 2x² + 2x = ?
![]()
X(2x + 1)![]()
(x + 1)(2x + 3)![]()
(x + 1)(2x + 1)
Click here if you wish to read this hint(x+ 1) est le facteur commun
Question 4
4x² + 12x + 9
![]()
(2x + 3)²![]()
(4x + 9)²![]()
(2x - 3 )(2x + 3)
Question 5
Factorisez l'expression suivante: 25x² - 64
![]()
(5x + 8)(5x - 8)![]()
(5x + 8)²![]()
(5x - 8)²
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