Tolong kerjakan 3√9^x+1=27

Bab Eksponensial
Matematika SMP Kelas IX

^ = pangkat

3 . √9^(x + 1) = 27
3 . 3^(2(x + 1)/2) = 3³
3^(x + 1 + 1) = 3³
x + 2 = 3
x = 3 - 2
x = 1

HP = { 1 }

3√9^x+1=27
√9^x+1=27/3
√9^x+1=9
9^x+1=9^2
x+1=2
x=1