Question
Answer
$$(5+10)^2+(4-0)^2=241$$
Explanation
Tap the blue circles to see an explanation.
| $$ \begin{aligned}(5+10)^2+(4-0)^2& \xlongequal{ \color{blue}{ \text{\normalsize{ \htmlClass{explanationCircle explanationCircle1}{\textcircled {1}} } }}}15^2+4^2 \xlongequal{ } \\[1 em] & \xlongequal{ \color{blue}{ \text{\normalsize{ \htmlClass{explanationCircle explanationCircle2}{\textcircled {2}} } }}}225+16 \xlongequal{ } \\[1 em] & \xlongequal{ }241\end{aligned} $$ | |
| ① | Combine like termsCombine like terms |
| ② | $ 15 ^ 2 = 225 $$ 4 ^ 2 = 16 $ |
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