11 設微分方程式 x′′(t) + 4x(t) = sin 3t 的解 x(t) 經過拉普拉斯(Laplace)轉換後為phpnzWAoZ ,下 列何者為正確之初始條件?
(A)x(0) = 1, x'(0) = 0
(B)x(0) = 0, x'(0) = 0
(C)x(0) = 0, x'(0) = ‒1
(D)x(0) = 0, x'(0) = 1

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統計: A(2), B(4), C(0), D(0), E(0) #1652203

詳解 (共 1 筆)

#2452606
x(t)=3/10sin2t-2/10s...
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