Respuesta :

devishri1977

Answer:

D

Step-by-step explanation:

[tex](a^{m})^{n}= a^{m*n}\\\\\\(\frac{3^{4}}{7^{3}})^{3}=\frac{(3^{4})^{3})}{(7^{3})^{3}}\\\\=\frac{3^{3*4}}{7^{3*3}}\\\\=\frac{3^{12}}{7^{9}}[/tex]