定義
√(-1)=𝒾 , 𝒾²=-1
↑これがわかっていれば楽勝
(1)√(-7)=(√7)𝒾
(2)√(-32)=(√32)𝒾=(4√2)𝒾
(3)-√(-16)=-(√16)𝒾=-4𝒾
Answers
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定義
√(-1)=𝒾 , 𝒾²=-1
↑これがわかっていれば楽勝
(1)√(-7)=(√7)𝒾
(2)√(-32)=(√32)𝒾=(4√2)𝒾
(3)-√(-16)=-(√16)𝒾=-4𝒾
Users viewing this question
are also looking at these questions 😉
わかりやすくありがとうございます🙇