Question
Answer
$$5n^2+6+n^4+7=n^4+5n^2+13$$
Explanation
| $$ \begin{aligned}5n^2+6+n^4+7& \xlongequal{ \color{blue}{ \text{\normalsize{ \htmlClass{explanationCircle explanationCircle1}{\textcircled {1}} } }}}n^4+5n^2+13\end{aligned} $$ | |
| ① | Combine like terms: $$ 5n^2+ \color{blue}{6} +n^4+ \color{blue}{7} = n^4+5n^2+ \color{blue}{13} $$ |
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