[工數] Laplace
用拉氏轉換解初始值問題
如果等號右邊為非0項要如何計算
例如
EX 1. y" + 4y' + 3y = e^t y(0)=0 y'(0)=2
2. 2y" + 5y' + y = 1 + 2t y(0)=1 y'(0)=0
3. y" + 6y' + 9y = e^-5x + 2e^-3x y(0)=1 y'(0)=0
如果等號右邊是0我會算 但不是0就不會算了
謝謝
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