Question
Answer
$$7\sqrt{5}^2=35$$
Explanation
Tap the blue circles to see an explanation.
| $$ \begin{aligned}7\sqrt{5}^2& \xlongequal{ \color{blue}{ \text{\normalsize{ \htmlClass{explanationCircle explanationCircle1}{\textcircled {1}} } }}}7\cdot5 \xlongequal{ } \\[1 em] & \xlongequal{ \color{blue}{ \text{\normalsize{ \htmlClass{explanationCircle explanationCircle2}{\textcircled {2}} } }}}35\end{aligned} $$ | |
| ① | $$ \sqrt{5}^2 =
\sqrt{5} ^2 =
\lvert 5 \rvert =
5 $$ |
| ② | $ 7 \cdot 5 = 35 $ |
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