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人気のある微分積分 >

limit as x approaches 2 of (8/x-4)/(x-2)

解

x \to 2 lim (\frac{\frac{8}{x} - 4}{x - 2})

解

- 2

解答ステップ

x \to 2 lim (\frac{\frac{8}{x} - 4}{x - 2})

簡素化

\frac{\frac{8}{x} - 4}{x - 2} : - \frac{4}{x}

= x \to 2 lim (- \frac{4}{x})

値を挿入する

x = 2

= - \frac{4}{2}

簡素化

= - 2

グラフ

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