Respuesta :

Answer:

12m8n16 = 1536mn

But i think you wrong to write a problem

Answer

1,536

Step-by-step explanation:

(3m2n4)4

[tex]multiply \: both \: sides \: by \: 4 \\ 3m \times 4 \times 2m \times 4 \: 4 \times 4 \\ 12m \: 8m \: 16 \: \\1,536 [/tex]