SBMPTN

Pertanyaan

^p log 2 = 8 dan ^q log 8 = 4
jika s=p^3 dant = q^2 , maka nilai ^t log sadalah...

1 Jawaban

  • plog2 = 8 => p^8 = 2 => p = 2^(1/8)
    qlog8 = 4 => q^4 = 8 => q = 8^(1/4) = 2^3(1/4) = 2^(3/4)
    s = p^3 = (2^1/8)^3 = 2^(3/8)
    t = q^2 = (2^3/4)^2 = 2^(3/2)
    tlogs = (2^3/2)log(2^3/8) = (3/8)/(3/2) 2log2 = 2/8 . 1 = 1/4

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