y=ln(2x^-1)求导
问题描述:
y=ln(2x^-1)求导
答
y'=ln(2x^-1)'
=(x/2)*2*(-1)/x^2
=-1/x
y=ln(2x^-1)求导
y'=ln(2x^-1)'
=(x/2)*2*(-1)/x^2
=-1/x