$$$\cos{\left(t \right)}$$$ 的導數
您的輸入
求$$$\frac{d}{dt} \left(\cos{\left(t \right)}\right)$$$。
解答
餘弦函數的導數為 $$$\frac{d}{dt} \left(\cos{\left(t \right)}\right) = - \sin{\left(t \right)}$$$:
$${\color{red}\left(\frac{d}{dt} \left(\cos{\left(t \right)}\right)\right)} = {\color{red}\left(- \sin{\left(t \right)}\right)}$$因此,$$$\frac{d}{dt} \left(\cos{\left(t \right)}\right) = - \sin{\left(t \right)}$$$。
答案
$$$\frac{d}{dt} \left(\cos{\left(t \right)}\right) = - \sin{\left(t \right)}$$$A
Please try a new game Rotatly