Question

please help me ASAP!!!

Answer 1

$\sqrt[]{(\frac{9c^{16}}{d^4})^3}=\sqrt[]{\frac{3^6c^{48^{}}}{d^{12}}}=\frac{3^3c^{24}}{d^{6^{}}}=\frac{27c^{24^{}}}{d^6}$

The answer of Amelia is wrong, we can see that when do the process to get the answer and it does not match