Question
Answer
$$i^{573}=i$$
Explanation
| $$ \begin{aligned}i^{573}& \xlongequal{ \color{blue}{ \text{\normalsize{ \htmlClass{explanationCircle explanationCircle1}{\textcircled {1}} } }}}i\end{aligned} $$ | |
| ① | $$ i^{573} = i^{4 \cdot 143 + 1} =
\left( i^4 \right)^{ 143 } \cdot i^1 =
1^{ 143 } \cdot i =
i $$ |
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