Mathematics
Junior High
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やり方と答えを教えてください

ャニ3オVs 9E 2/3のとき。

Answers

✨ Best Answer ✨

xで括ります!!

解法
x(x-y) 代入して(3+√3)((3+√3)-2√3)=(3+√3)(3-√3)=6

クロミちゃん

ありがとうございます!

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