Matematika

Pertanyaan

yg tau bantu jwb kh?
yg tau bantu jwb kh?

2 Jawaban

  • Materi : Nilai Mutlak
    Bahasan : Operasi Nilai Mutlak
    Jawaban : 4

    Langkah - langkah :
    |x| = x
    |- x| = x

    |- 24/36| × |- 6| =
    |- 24/36| = 24/36 = 2/3
    |- 6| = 6

    2/3 × 6 = 12/3
    = 4
  • 2. |-24/36| × |-6| = |-2/3| × |-6|

    Menurut definisi nilai mutlak,
    |x| = x, jika x ≥ 0
    = -x, jika x < 0

    karena -2/3 <0 dan -6 <0, maka |-2/3| = -(-2/3) = 2/3 dan |-6| = -(-6) = 6.
    Maka |-2/3| × |-6| = (2/3) × 6 = 4.