limx→1x눀-3x+2⼀x대-1d的极限

2025-06-27 21:56:04
推荐回答(1个)
回答1:

x→1
lim(x^2-3x+2)/(x^3-1)
=lim(x-1)(x-2)/[(x-1)(x^2+x+1)]
=lim(x-2)/(x^2+x+1)
=-1/3