Matematika

Pertanyaan

1. jika log 2 = p dan log 3 = q maka log 27/8 adalah?
2.(log 21 - log 210) (log 16 - log 1,6) =

mohon bantu ya ...!!!

2 Jawaban

  • 1.
    log 27/8 = log (3/2)^3 = 3 log (3/2)
    3 (logg 3 - log 2) = 3(q-p) = 3q -3p

    2.
    (log 21 - log 210 )(log 16 - log 1,6)
    (log 21/210)(log16/1,6)
    (log 1/10)(log 10)
    -1*1 = -1
  • 1. log 27/8 = log 3³ - log 2³
    = q³-p³
    2. (log 21 - log 210) (log 16 - log 1,6) = (log 21/210) (log 16/16[tex] 10^{-1} [/tex])
    = log [tex] 10^{-1} [/tex] . log 10
    = -1 . 1
    = -1

    kalo salah minta maaf yah.

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