(1/3)^2x = 27...x + 1= berapa tolong?
Matematika
eloklaily
Pertanyaan
(1/3)^2x = 27...x + 1=
berapa tolong?
berapa tolong?
1 Jawaban
-
1. Jawaban Wiraa
Penyelesaian:
(1/3)^2x = 27
(1/3)^2x = 3^3
(1/3)^2x = 1/3^-3
(1/3)^2x = (1/3)^-3
2x = -3
x = -3/2
x + 1 = -3/2 + 2/2
= -1/2