[微積] 極限
lim lim (x+ysin(1/x)) 試求極限是否存在?
x→0 y→0
請問是用求左極限、右極限和在(0,0)時相等來驗證嗎?
如果是我想請問一下
這題是要分判斷(x→0+ y→0+) (x→0+ y→0-) (x→0- y→0-) (x→0- y→0+)
這四種情況嗎?
還是說有其他方法呢?
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whale.nutn.edu.tw/examBank/9823211.doc
上面第一題是原題目
suhorng大你說的兩種情況算出來會不一樣嗎?
※ 編輯: bon01215 來自: 118.171.78.215 (07/19 16:50)
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