7 log 49 + 9 log 81 - 4 log 64
Matematika
heliosvs
Pertanyaan
7 log 49 + 9 log 81 - 4 log 64
1 Jawaban
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1. Jawaban EvanAndreas
7log7² + 9log9² + 4log4³
= 2 + 2 + 3
= 7