Question

please answer it fast I need it urgently

Answer 1

Answer:

Step-by-step explanation:

(3^2n×3^2×3^n-3^3n)/3^3mx2^3=1/27

(3^3n×3^2-3^3n)/3^3m×2^3=3^-3

(3^3n(3^2-1) )/3^3m(8)=3^-3

3^3n-3m=3^-3

3m-3n=-3^-1

m-n=3