Mathématiques

Question

C= (-2x+8)X5
I=2(3c-5)-(4c+3)x6
K=(2x--5)(-5x+3)
M=(5x+4)(1x-9)
O=2(3x+4)(x-6)
Q=(2x+1)(3x-1)
L=5x+2)*2
J=(5x+2)(6x-4)
Aidez moi svp

1 Réponse

  • C= (-2x+8)X5
    C = - 10x - 40

    I=2(3c-5)-(4c+3)x6
    I = 6x - 10 - (24x + 18)
    I = 6x - 10 - 24x - 18
    I = - 18x - 28

    K=(2x--5)(-5x+3)
    K = - 10x² + 6x + 25x - 15
    K = - 10x² + 31x - 15

    M=(5x+4)(1x-9)
    M = 5x² - 45x + 4x - 36
    M = 5x² - 41x - 36

    O=2(3x+4)(x-6)
    O= 6 (3x² - 18x + 4x - 24)
    O = 18x² - 108 + 24x - 144
    O = 18x² + 24x - 252

    Q=(2x+1)(3x-1)
    Q = 6x² - 2x + 3x - 1
    Q = 6x² + x - 1

    L=5x+2)*2
    L = 10x + 4

    J=(5x+2)(6x-4)
    J = 30x² - 20x + 12x - 8
    J = 30x² - 8x - 8

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