Matematika

Pertanyaan

Persamaan nilai mutlak linier satu variabel 3|2x+3|-7=-4

1 Jawaban

  • 3 |2x+3| - 7 = - 4
    3 |2x+3| = 3
    |2x+3| = 1
    Mk
    1) 2x+3 = 1
    2x = - 2
    x = - 1
    2) - (2x+3) = 1
    -2x-3 = 1
    -2x = 4
    x = - 2

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