$$ \begin{aligned}1^4+7^4+8^4+9^4+10^4& \xlongequal{ }1+2401+4096+6561+10000 \xlongequal{ } \\[1 em] & \xlongequal{ \color{blue}{ \text{\normalsize{ \htmlClass{explanationCircle explanationCircle1}{\textcircled {1}} } }}}23059\end{aligned} $$ | |
① | Combine like terms: $$ \color{blue}{1} + \color{red}{2401} + \color{green}{4096} + \color{orange}{6561} + \color{orange}{10000} = \color{orange}{23059} $$ |