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