pure maths (urgent!!!!!!!!!)

👨🏻‍🏫 學術台數學

用戶90065

2010-09-12 6:32 am

1.
http://entertainment.webshots.com/photo/2819212270105857182FKKCxO

2.
http://entertainment.webshots.com/photo/2021598330105857182tlljsA

更新1:

點樣解釋冇左個 equal sign??

回答 (1)

STEVIE-G™

2010-09-12 9:00 am

✔ 最佳答案

As follows:

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圖片參考：http://i707.photobucket.com/albums/ww74/stevieg90/35-1.jpg

2010-09-12 18:31:21 補充：
Since the equality sign holds only if n=1, but from the given information, we know that n is a positive integer greater than 1, so we can ignore the equality sign.

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