Answer
$$\frac{1}{(3\sqrt{2})^2}=\frac{1}{18}$$
Explanation
| $$ \begin{aligned}\frac{1}{(3\sqrt{2})^2}& \xlongequal{ \color{blue}{ \text{\normalsize{ \htmlClass{explanationCircle explanationCircle1}{\textcircled {1}} } }}}\frac{1}{18}\end{aligned} $$ | |
| ① | $$ (3\sqrt{2})^2 =
3^{ 2 } \cdot \sqrt{2} ^ { 2 } =
3^{ 2 } \sqrt{2} ^2 =
3^{ 2 } \lvert 2 \rvert =
18 $$ |
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