Mathématiques

Question

A= 8 (x-3) B= 5 (2 x -6) C= 6 (3 x +9)

D= 2 (4 x + 4 y -3) E= 2 (3 x + 5) + 4 (2 x +3) F= ( x-y) xx

2 Réponse

  • A = 8 (x - 3)
    A = 8x - 24

    B = 5 (2x - 6)
    B = 10x - 30

    C = 6 (3x + 9)
    C = 18x + 54

    D = 2 (4x + 4y - 3)
    D = 8x + 8y - 6

    E = 2 (3x + 5)
    E = 6x + 10

    F = (x - y) * x
    F = x² - xy
  • A= 8(x-3)
      = 8x -24

    B= 5(2x -6)
      = 10x -30

    C= 6(3x +9)
      = 18x +54

    D= 2(4x +4y -3)
      = 8x +8y -6

    E= 2(3x +5) + 4(2x +3)
      = 6x +10 +8x +12
      = 14x +22

    F= (x-y) xx
      = x au cube -2xy

Autres questions