Mathématiques

Question

Factoriser les expressions suivantes.
1. A = 2x² - 3x
2. B =14x² - 28x
3. C = 25x² - 64
4. D =100x² - 9
5. E = 16x² - 4x
6. F=x²-7

1 Réponse

  • Bonsoir,

    Factoriser:

    1. A = 2x² - 3x= x(2x-3)

    2. B =14x² - 28x= 14x(x-2)

    3. C = 25x² - 64= (5x-8)(5x+8)

    4. D =100x² - 9= (10x-3)(10x+3)

    5. E = 16x² - 4x= 4x(4x-1)

    6. F=x²-7= (x-√7)(x+√7)    

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