directional derivatives II

👨🏻‍🏫 學術台數學

Mabel

2010-11-12 4:28 am

plz show me the important steps~~*

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回答 (2)

用戶9112

2010-11-12 5:59 am

✔ 最佳答案

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2010-11-11 21:59:42 補充：
http://img801.imageshack.us/img801/6338/26091077.png

2010-11-12 08:19:46 補充：
Amendment for the first part the answer should be square root 745

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[匿名]

2010-11-12 4:33 am

hfdhgdfshdgfhsfsdfhytrh

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