sequence快 速
2009-08-01 9:51 pm
Given the sequence (A n) : 2, 5, 10, 17, 26, 37, 50, ..., find the general termA n and the sum S n of the first n terms. ..
回答 (1)
2009-08-02 8:22 am
✔ 最佳答案
Please visit the following link if you can't see the solution.http://i726.photobucket.com/albums/ww265/physicsworld2010/physicsworld01Aug020020.jpg?t=1249143707
圖片參考：http://i726.photobucket.com/albums/ww265/physicsworld2010/physicsworld01Aug020020.jpg?t=1249143707
參考: Physics king
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原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20090801000051KK00845