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數列
Outline:
 1.數列
 2.數列
 3.數列的規則性
  ...
Author: yichun
Views: 23282
Discussion: 35
Joined: 2010-04-22
11:47
等差數列
Outline:
 1.等差數列
 2.等差數列
 3.等差數列的第 n 項
  ...
Author: yichun
Views: 25171
Discussion: 14
Joined: 2010-04-22
29:50
等差級數
請同學一定要把這些題目自己做一次, 不會的聽完再做一次, 才能夠熟練喔!

Title
 1.等差級數
 2.等差級數
 3.例題(等差級數和)
  ...

Author: yichun
Views: 29841
Discussion: 17
Joined: 2010-04-22
32:18
點、線、角
Outline:
 1.點、線、角
 2.點與線
 3.角
  ...
Author: yichun
Views: 15141
Discussion: 0
Joined: 2010-04-22
10:44