3log9 + 3log5 - 3log25
Matematika
Diraamarssy
Pertanyaan
3log9 + 3log5 - 3log25
1 Jawaban
-
1. Jawaban AmaliaEmond
³log9 + ³log5 - ³log25
= ³log3² + ³log5 - ³log5²
= 2 ³log3 + ³log5 - 2 ³log5
= 2 . 1 - 2
= 0