3log (x+2) = 1/3 log (2x + 3) x = ? Tolong dijabarkan ya penyelesaiannya, bingung nih, thanks!
Matematika
iyan1941
Pertanyaan
3log (x+2) = 1/3 log (2x + 3)
x = ?
Tolong dijabarkan ya penyelesaiannya, bingung nih, thanks!
x = ?
Tolong dijabarkan ya penyelesaiannya, bingung nih, thanks!
1 Jawaban
-
1. Jawaban shahrukhkhan2
3log (x+2) = 1/3 log (2x + 3)
3log (x+2) = 3^-1log (2x + 3)
3log (x+2) = 1/-1(3 log (2x + 3))
3log (x+2) = -1(3 log (2x + 3))
(x+2) = -1(2x + 3)
(x+2) = -2x - 3
x+2x = -3-2
3x= -5
x = -5/3