Second Order Differential Equation

👨🏻‍🏫 學術台數學

ngai_manchung

2008-03-12 6:20 pm

I dunno whether this is inhomogeneous or homogeneous....

http://heartland.geocities.jp/ngaimanchung2000/3333.bmp

Step by step please =)

更新1:

to 飛天魏國大將軍張遼 if it was 12y, your answer will be correct but......its not........ it is 12, not 12y

回答 (2)

Andrew

2008-03-12 9:28 pm

✔ 最佳答案

If y never appear in a differential equation, it's order can be reduced by 1 by using the following trick

圖片參考：http://i187.photobucket.com/albums/x22/cshung/7008031200447.jpg

參考: 從不抄襲。

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魏王將張遼

2008-03-12 9:37 pm

Thx the correction from Andrew

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