Question
Answer
$$(3-0)^2+(4-8)^2=25$$
Explanation
Tap the blue circles to see an explanation.
| $$ \begin{aligned}(3-0)^2+(4-8)^2& \xlongequal{ \color{blue}{ \text{\normalsize{ \htmlClass{explanationCircle explanationCircle1}{\textcircled {1}} } }}}3^2+(-4)^2 \xlongequal{ } \\[1 em] & \xlongequal{ \color{blue}{ \text{\normalsize{ \htmlClass{explanationCircle explanationCircle2}{\textcircled {2}} } }}}9+16 \xlongequal{ } \\[1 em] & \xlongequal{ }25\end{aligned} $$ | |
| ① | Combine like terms: $$ \color{blue}{3} \color{blue}{0} = \color{blue}{3} $$Combine like terms: $$ \color{blue}{4} \color{blue}{-8} = \color{blue}{-4} $$ |
| ② | 4-8=-44-8=-4 |
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