| $$ \begin{aligned}(3a^2)^3(4a^3)^0& \xlongequal{ \color{blue}{ \text{\normalsize{ \htmlClass{explanationCircle explanationCircle1}{\textcircled {1}} } }}}27a^6\cdot1\end{aligned} $$ | |
| ① | $$ \left( 3a^2 \right)^3 = 3^3 \left( a^2 \right)^3 = 27a^6 $$A non-zero polynomial raised to the power of 0 equals 1. |