Mathématiques

Question

Mathematique
1) factoriser au maximum :
G=36x-24
H=-40x^2-5
I= 12b^2+8b
J=a(a^2-2)+3a

merci

1 Réponse

  • G=36x-24
    =6(6X-4)
    =6x2(3X-2)
    =12(3X-2)

    H=-40x^2-5
    =40X²-5
    =5(8X²-1)
    =5((√8X-1)(√8X+1))

    I= 12b^2+8b
    =4(3b²+2b)
    =4b(3b+2)

    J=a(a^2-2)+3a

    =a(a²-2+3)
    =a(a²+1)

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