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人気のある微分積分 >

limit as x approaches 4 of (2/(x+1)-4/(x+6))/(x+4)

解

x \to 4 lim (\frac{\frac{2}{x + 1} - \frac{4}{x + 6}}{x + 4})

解

0

解答ステップ

x \to 4 lim (\frac{\frac{2}{x + 1} - \frac{4}{x + 6}}{x + 4})

値を挿入する

x = 4

= \frac{\frac{2}{4 + 1} - \frac{4}{4 + 6}}{4 + 4}

簡素化

\frac{\frac{2}{4 + 1} - \frac{4}{4 + 6}}{4 + 4} : 0

= 0

グラフ

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