Mathématiques

Question

factoriser:
a) 15x²-10x c) x²-12x+36

b) 25x²-36 d) 0.04+2x+25x²

1 Réponse

  • a) 15x²-10x = 5x(3x-2)

    b) 25x²-36 = 5(5x²-7)-1

    c) x²-12x+36 = x(x-6)+36

    d) 0.04+2x+25x² = x(25x+2)+0.04


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