Question
Answer
$$8\sqrt{8}\cdot5\sqrt{24}=320\sqrt{3}$$
Explanation
| $$ \begin{aligned}8\sqrt{8}\cdot5\sqrt{24}& \xlongequal{ \color{blue}{ \text{\normalsize{ \htmlClass{explanationCircle explanationCircle1}{\textcircled {1}} } }}}320\sqrt{3}\end{aligned} $$ | |
| ① | $$ 40 \sqrt{192} =
40 \sqrt{ 8 ^2 \cdot 3 } =
40 \sqrt{ 8 ^2 } \, \sqrt{ 3 } =
40 \cdot 8 \sqrt{ 3 } =
320 \sqrt{ 3 } $$ |
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