Question
Answer
$$(5-1)^2=16$$
Explanation
Tap the blue circles to see an explanation.
| $$ \begin{aligned}(5-1)^2& \xlongequal{ \color{blue}{ \text{\normalsize{ \htmlClass{explanationCircle explanationCircle1}{\textcircled {1}} } }}}4^2 \xlongequal{ } \\[1 em] & \xlongequal{ \color{blue}{ \text{\normalsize{ \htmlClass{explanationCircle explanationCircle2}{\textcircled {2}} } }}}16\end{aligned} $$ | |
| ① | Combine like terms: $$ \color{blue}{5} \color{blue}{-1} = \color{blue}{4} $$ |
| ② | 5-1=4 |
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