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Verified answer
²log 3 = x³log 5 = y
xy = ²log 3 . ³log 5 = ²log 5
=================================
maka
⁴log15
= ²log15 / ²log 4
= (²log(5.3)) / ²log 2²
= (²log5 + ²log3) / 2
= (xy + x) /2
= (x/2) (y + 1)
Verified answer
Mapel : MatematikaKategori : Logaritma
Kelas : SMA / MA
Semester : Ganjil
Pembahasan:
Jika:
²log 3 = x
³log 5 = y
Maka:
⁴log15 =
=
=
=
= (xy = ²log 3 . ³log 5 = ²log 5)
=