请问各位大佬,这道题怎么解?

2025-05-16 20:18:27
推荐回答(1个)
回答1:

a^b=e^blna
lim=e^limx²/(x+y)*ln(1+y/x)
=e^limx²/(x+y)*(y/x)
=e^limy/(1+y/x)
=e^limy
=e²