0/0 = 2????

問題

最近在網上看到了一道運算。

(1)
\begin{aligned} \frac{0}{0} &= \frac{100-100}{100-100}\\ &= \frac{10^2-10^2}{10(10-10)}\\ &= \frac{(10 + 10)(10-10)}{10(10-10)}\\ &= \frac{20}{10}\\ &= 2 \end{aligned}

0/0 = 2!相信大家也不能相信吧?但運算中又有甚麼問題呢?

提示

題解

感想


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