Matematika

Pertanyaan

|2x-1|=|x+3| tolong d jawab sekarang penting

2 Jawaban

  • |2x-1|=|x+3|
    2x-1 = x+3
    2x - x = 3 +1
    x =4.....1

    |2x-1|=|x+3|
    2x-1 = -(x+3)
    2x - 1 = -x -3
    2x + x = -3 + 1
    3x = -2
    x = -2/3

    x1 = 4 dan x2 = -2/3
  • |2x - 1| = |x + 3|
    (2x - 1)² - (x + 3)² = 0
    (3x + 2)(x - 4) = 0
    x = -2/3 atau x = 4

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