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人気のある微分積分 >

derivative of 40sqrt(x)-4x

解

\frac{d}{d x} (40 x - 4 x)

解

\frac{20}{x} - 4

解答ステップ

\frac{d}{d x} (40 x - 4 x)

和/差の法則を適用:

(f \pm g)^{'} = f^{'} \pm g^{'}

= \frac{d}{d x} (40 x) - \frac{d}{d x} (4 x)

\frac{d}{d x} (40 x) = \frac{20}{x}

\frac{d}{d x} (4 x) = 4

= \frac{20}{x} - 4

グラフ

人気の例

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