$$$x^{\frac{2}{3}}$$$ 的導數
您的輸入
求$$$\frac{d}{dx} \left(x^{\frac{2}{3}}\right)$$$。
解答
套用冪次法則 $$$\frac{d}{dx} \left(x^{n}\right) = n x^{n - 1}$$$,取 $$$n = \frac{2}{3}$$$:
$${\color{red}\left(\frac{d}{dx} \left(x^{\frac{2}{3}}\right)\right)} = {\color{red}\left(\frac{2}{3 \sqrt[3]{x}}\right)}$$因此,$$$\frac{d}{dx} \left(x^{\frac{2}{3}}\right) = \frac{2}{3 \sqrt[3]{x}}$$$。
答案
$$$\frac{d}{dx} \left(x^{\frac{2}{3}}\right) = \frac{2}{3 \sqrt[3]{x}}$$$A
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