Matematika

Pertanyaan

tentukan himpunan penyelesaian dari persamaan linear nilai mutlak

1. |5-2/3×|-6=14

1 Jawaban

  • Bab Nilai Mutlak
    Matematika SMA Kelas X

    | 5 - (2/3) x | - 6 = 14
    | 5 - (2/3) x | = 14 + 6
    | 5 - (2/3) x | = 20

    5 - (2/3) x = 20
    - (2/3) x = 20 - 5
    x = 15 . (-3/2)
    x = -45/2

    5 - (2/3) x = -20
    - (2/3) x = -20 - 5
    x = -25 . (-3/2)
    x = 75/2

    HP = { -45/2, 75/2 }

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