Y=(x+1⼀x)lnx求导 要步骤

2025-01-21 14:17:33
推荐回答(1个)
回答1:

y=(x+1/x)lnx
y'=(x+1/x)'lnx + (x+1/x)*(lnx)'
=(1-1/x^2)lnx+(x+1/x)*1/x
=(1-1/x^2)lnx+1+1/x^2