a = log 75/20 = 5 ( log a/20)
Matematika
khairiyahimah
Pertanyaan
a = log 75/20 = 5 ( log a/20)
1 Jawaban
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1. Jawaban milhabhz
log75/20=5(log a/20)
log 75/20=5 log a/20
75/20=5a/20
5a=75
a=15