25log27=a, nilai 9log5=
Matematika
ipan106
Pertanyaan
25log27=a, nilai 9log5=
1 Jawaban
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1. Jawaban kaksyaif
5^2'log 3^3 =a
(3/2) 5'log3 = a
5'log3 =a×2/3
5'log3 = 2a/3
9'log5= 3^2'log5 = 1/2 3'log5
= 1/2 × 3/2a = 3/4a