[理工] [工數]-laplace轉換
-3s-3 e^t
________________ 逆轉換出來得 ________[-6cos(2t)-6sin(2t)]
8
16(s^2 -2s + 5)
不管代公式或是用尤拉公式轉成三角函數 答案都是這個
-3e^t
可是老師給的和電腦跑的答案卻是 _______[cos(2t)+sin(2t)]
16
很奇怪 跟同學討論很久了...麻煩大家
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