Mathematics
Senior High
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分数式の計算です。簡単にやり方を教えてください。

15 練習 19 =1+1, x A=1+ B=x- 1 X のとき. 令を簡単にせよ。

Answers

✨ Best Answer ✨

A=1+1/x=(x+1)/x
B=x-1/x=(x^2-1)/x=(x+1)(x-1)/x

A/B=1/(x-1)

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