lim绝对值X X趋向0 等于多少?lim绝对值1/X X趋向0 等于多少?

问题描述:

lim绝对值X X趋向0 等于多少?lim绝对值1/X X趋向0 等于多少?

lim绝对值X X趋向0 等于0 lim绝对值1/X X趋向0 趋向于无穷大