$$ \begin{aligned}log\cdot3x\cdot2y\cdot3& \xlongequal{ \color{blue}{ \text{\normalsize{ \htmlClass{explanationCircle explanationCircle1}{\textcircled {1}} } }}}log\cdot36xy \xlongequal{ } \\[1 em] & \xlongequal{ }18gloxy\end{aligned} $$ | |
① | $$ x \cdot 2 y \cdot 3 = 6 x y $$ |