$$$\ln\left(t\right)$$$の導関数
入力内容
$$$\frac{d}{dt} \left(\ln\left(t\right)\right)$$$ を求めよ。
解答
自然対数の導関数は $$$\frac{d}{dt} \left(\ln\left(t\right)\right) = \frac{1}{t}$$$:
$${\color{red}\left(\frac{d}{dt} \left(\ln\left(t\right)\right)\right)} = {\color{red}\left(\frac{1}{t}\right)}$$したがって、$$$\frac{d}{dt} \left(\ln\left(t\right)\right) = \frac{1}{t}$$$。
解答
$$$\frac{d}{dt} \left(\ln\left(t\right)\right) = \frac{1}{t}$$$A
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