设y=y(x)是由方程x=t-sint,y=1-cost所确定的函数,求dy⼀dx 求过程

2025-05-18 00:28:54
推荐回答(1个)
回答1:

x=t-sint
dx/dt = 1-cost
y=1-cost
dy/dt = sint
dy/dx
=(dy/dt)/(dx/dt)
=sint/(1-cost)