Re: [理工] [控制]-題庫班..
※ 引述《mdpming (阿阿 要加油)》之銘言:
1
題庫班 51頁 那題
我怎麼知道 T2 和 T3 是對的
我代條件 只有T4不何也
還有為什麼 條件4
e (step) ≦ 0.1%
ss
為什麼是 step...
沒人告訴我><"
2.
之前問的也沒人告訴我..
用拉式解ode
我發現題目有時候用 初直定理找c
有時候是 算完再把初始直帶進去
要怎麼分辨
是因為 有些東西 沒辦法反拉式 還用出直定理嗎
如果解到最後 可以反拉式 就時反反拉式完 再帶入初始直
這樣子嗎@@
3.
最大超越量 題庫 p 56
-πξ
--------
-------
| 2
\|1-ξ
M = e = 0.01
0
-πξ
-------- = ln 0.01
-------
| 2
\|1-ξ
= -4.60
然後呢 再除拍嗎...卡了
我會了 哈
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◆ From: 114.32.91.86
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※ 編輯: mdpming 來自: 114.32.91.86 (02/09 22:14)
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我會了..
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說真的 這提要怎麼一開始就丟給9991阿..
※ 編輯: mdpming 來自: 114.32.91.86 (02/09 22:26)
※ 編輯: mdpming 來自: 114.32.91.86 (02/09 22:27)
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