Question
Answer
$$9^2+(-162)^2+16^2+(-128)^2=42965$$
Explanation
| $$ \begin{aligned}9^2+(-162)^2+16^2+(-128)^2& \xlongequal{ }81+26244+256+16384 \xlongequal{ } \\[1 em] & \xlongequal{ \color{blue}{ \text{\normalsize{ \htmlClass{explanationCircle explanationCircle1}{\textcircled {1}} } }}}42965\end{aligned} $$ | |
| ① | Combine like terms: $$ \color{blue}{81} + \color{red}{26244} + \color{green}{256} + \color{green}{16384} = \color{green}{42965} $$ |
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