if lxl bigger than 1
so what is x?
absolute value
2007-04-12 1:45 am
回答 (2)
2007-04-12 1:48 am
✔ 最佳答案
lxl >1There are several range for x :
x < -1 OR x > 1
This is because
lxl = - x (whenx < 0)
lxl = x (whenx > 0)
lxl = 0 (whenx = 0)
2007-04-12 1:53 am
x is either >1 or <-1
收錄日期: 2021-04-13 18:53:57
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