Question

3n-¹=1/27 find n


pls reply fast​

Answer 1

Answer:

3^n-1=1/27

•3^n-1=3^(-3)

•n-1= -3

•n= -2

Answer 2

Answer:

N=9

Step-by-step explanation:

${3n}^{ - 1} = \frac{1}{27} \\ \frac{1}{3n} = \frac{1}{27} \\ 27 = 3n \\ 9 = n$

I think that is correct answer