Matematika

Pertanyaan

jika p=6log5×
q=5log4 maka 150log4=.......?

mohon d jawab secepatnyaaa yaaaa.

1 Jawaban

  • 5log 4 = q
    5log 2 = q/2
    2log 5 = 2/q
    4log 6 = pq
    1/2 x 2log 6 = pq
    1/2 x (1 + 2log 3) = pq
    1 + 2log 3 = 2pq
    2log 3 = 2pq - 1
    Sehingga
    150log 4 = 150log 2^2
    2 x 150log 2
    2/(2log 150) = 2/(2log 2 + 2log 3 + 2log 25)
    2/(1+ (2pq-1) + 2 x 2/q)
    2/(1+2pq-1+4/q)
    2/(2pq + 4/q)
    2q/(2pq^2+4)

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