y=1/t-x 求导
问题描述:
y=1/t-x 求导
答
对x求导,得
dy/dx=-(t-x)'/(t-x)方
=1/(t-x)方
y=1/t-x 求导
对x求导,得
dy/dx=-(t-x)'/(t-x)方
=1/(t-x)方