1. 2log6+2log18-2log22 =.... 2. 3log9+3log√3-2³log27 =... Tolong dong bantu saya ,plisss
Matematika
rinaidamawatip
Pertanyaan
1. 2log6+2log18-2log22 =....
2. 3log9+3log√3-2³log27 =...
Tolong dong bantu saya ,plisss
2. 3log9+3log√3-2³log27 =...
Tolong dong bantu saya ,plisss
1 Jawaban
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1. Jawaban GTOnizuka
1. 2log6+2log18-2log22 =
<==> 2 ( log 6 + log18 -log22)
<==> 2 ( log (6x18) - log 22)
<==> 2 ( log 108 - log 22 )
<==> 2 ( log 108/22 )
<==> 2 log4
<==> log4^2
<==> log 16
2. 3log9+3log√3-2³log27 =
<==> 3log3^2 + 3log3^1/2 - 2³log3^3
<==> 6log3 + 3/2log3 - 6³log3
<==> 15/2 log3 - 6
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