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09导数应用(物理应用+相关变化率)
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10/05/2024
已知质点运动的位移 \(s\) 关于时间 \(t\) 的函数为 \(s=s(t)\), 称它为质点的运动方程 (位移方程), 则其速度为\[v(t)=\lim _{\Delta t \rightarrow 0} \frac{\Delta s}{\Delta t}=\text{____}\]其加速度为…
Published
10/05/2024
若函数 \(y=f(x)\) 由参数方程 \(\left\{\begin{array}{l}x=x(t), \\ y=y(t)\end{array}\right.\), 确定且可导, 则 \(\frac{ d y}{ d t}=\frac{ d y}{ d x} \cdot \frac{ d x}{…
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