Matematika

Pertanyaan

Diketahui ²log 3=a.Tentukanlah

a. ²log 9
b.27log 4
c. ⅛log 9
d. √3log 1/16

mohon bantuannya

1 Jawaban

  • ²log3 = a
    ³log2 = 1/a

    a) ²log9 = ²log3² = 2²log3 = 2a
    b) ²⁷log4 = 2/3 ³log2 = 2/3.1/a = [tex] \frac{2}{3a} [/tex]
    c) 1/8log9 = -2/3 ²log3 = -2a/3
    d) √3log1/16 = -8 ³log2 = -8 . 1/a = [tex] \frac{-8}{a} [/tex]

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