3 log 21 - 3 log 7 + 2 log 9
Matematika
sitamirannda
Pertanyaan
3 log 21 - 3 log 7 + 2 log 9
2 Jawaban
-
1. Jawaban danianf
3log21-3log7+3log9
=3log(7.3)-3log7+3log3²
=3log7+3log3-3log7+3log3²
=1+2
=3 -
2. Jawaban ozan09aja
3 log 21 - 3 log 7 + 2 log 9
3 log (21/7) + 2 log [tex] 3^{2} [/tex]
3 log 3 + 2 (2 log 3)
1 + 2 (2 log 3)