Question
Answer
$$\dfrac{14\sqrt{2}}{21}=\dfrac{2\sqrt{2}}{3}$$
Explanation
| $$ \begin{aligned}\frac{14\sqrt{2}}{21}& \xlongequal{ \color{blue}{ \text{\normalsize{ \htmlClass{explanationCircle explanationCircle1}{\textcircled {1}} } }}}\frac{ 14 \sqrt{ 2 } : \color{blue}{ 7 } } { 21 : \color{blue}{ 7 }} \xlongequal{ } \\[1 em] & \xlongequal{ }\frac{2\sqrt{2}}{3}\end{aligned} $$ | |
| ① | Divide numerator and denominator by $ \color{blue}{ 7 } $. |
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