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人気のある微分積分 >

limit as z approaches 8 of (2z^2-17z+8)/(8-z)

解

z \to 8 lim (\frac{2 z ^{2} - 17 z + 8}{8 - z})

解

- 15

解答ステップ

z \to 8 lim (\frac{2 z ^{2} - 17 z + 8}{8 - z})

簡素化

\frac{2 z ^{2} - 17 z + 8}{8 - z} : - 2 z + 1

= z \to 8 lim (- 2 z + 1)

値を挿入する

z = 8

= - 2 \cdot 8 + 1

簡素化

= - 15

グラフ

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