Matematika

Pertanyaan

jika log 2 = a , log 3 =b
a.log 36
b.log 30
c.log 1/6
d.²log80

2 Jawaban

  • semoga membantu yaa ^^
    Gambar lampiran jawaban idznizhahrina
  • log 2 = a
    log 3 = b

    log 36
    = log (2² × 3²)
    = log 2² + log 3²
    = 2 log 2 + 2 log 3
    = 2a + 3b

    log 30
    = log 3 + log 10
    = b + 1

    log 1/6
    = log 1/2 + log 1/3
    = -a - b

    2'log 80
    = 2'log 2^3 + log 10
    = 3a + 1

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