Mathematics
Senior High
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複素数をzとした時に、
z^3=1→|z|^3=1と言えるのは何故ですか?

Answers

✨ Best Answer ✨

z³=1よりz³=cosθ+isinθとおくと
|z³|=1です
よって|z|³=1です

という感じで納得しますか?

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