$$$\sqrt{3} v$$$的导数
您的输入
求$$$\frac{d}{dv} \left(\sqrt{3} v\right)$$$。
解答
对 $$$c = \sqrt{3}$$$ 和 $$$f{\left(v \right)} = v$$$ 应用常数倍法则 $$$\frac{d}{dv} \left(c f{\left(v \right)}\right) = c \frac{d}{dv} \left(f{\left(v \right)}\right)$$$:
$${\color{red}\left(\frac{d}{dv} \left(\sqrt{3} v\right)\right)} = {\color{red}\left(\sqrt{3} \frac{d}{dv} \left(v\right)\right)}$$应用幂法则 $$$\frac{d}{dv} \left(v^{n}\right) = n v^{n - 1}$$$,取 $$$n = 1$$$,也就是说,$$$\frac{d}{dv} \left(v\right) = 1$$$:
$$\sqrt{3} {\color{red}\left(\frac{d}{dv} \left(v\right)\right)} = \sqrt{3} {\color{red}\left(1\right)}$$因此,$$$\frac{d}{dv} \left(\sqrt{3} v\right) = \sqrt{3}$$$。
答案
$$$\frac{d}{dv} \left(\sqrt{3} v\right) = \sqrt{3}$$$A
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