Nilai x yang memenuhi persamaan 3 pangkat 2x +1 = 9

3^(2x+1) = 9
3^(2x+1) = 3²
2x+1 = 2
2x = 2-1
2x = 1
x = 1/2

[tex]3 ^{2x+1} =9[/tex]
[tex]3 ^{2x+1} =3 ^{2} [/tex]
[tex]2x+1=2[/tex]
[tex]2x=2-1[/tex]
[tex]2x=1[/tex]
[tex]x= \frac{1}{2} [/tex]