Nilai dari 27log 9 +2log 3.akar 2 log 4 ______________________= 3log 2 + 3log 18
Matematika
madinaadin4869
Pertanyaan
Nilai dari
27log 9 +2log 3.akar 2 log 4
______________________=
3log 2 + 3log 18
27log 9 +2log 3.akar 2 log 4
______________________=
3log 2 + 3log 18
1 Jawaban
-
1. Jawaban SadonoSukirno
27log 9 + ²log 3 . ^√2log 4
---------------------------------------
³log 2 + ³log 18
(2/3).³log 3 + ²log 3 . (2/(½)) ²log 2
-------------------------------------------------
³log (2/18)
(2/3)(1) + ²log 3 . (4)(1)
-------------------------------
³log (1/9)
2/3 + 4.²log 3
--------------------
³log 3^-2
2/3 + 4.²log 3
--------------------
-2
= -⅓ - 2.²log 3