Matematika

Pertanyaan

tolong kerjakan nomor 2 nnti dikumpulkan
tolong kerjakan nomor 2 nnti dikumpulkan

2 Jawaban

  • a. a/3
    b. -a/2
    c. 2a
    semoga membantu. saling belajar
  • 8log5 = a

    (2^3)log5 = a
    1/3 . 2log5 = a
    2log5 = 3a [a]

    4log(1/5)
    = (2^2)log(5^-1)
    = -1/2 . 2log5
    = -1/2 . 3a
    = -3a/2 [b]

    2log(√5)
    = 2log(5^1/2)
    = 1/2 . 2log5
    = 1/2 . 3a
    = 3a/2 [c]