題組內容
6. For a differential equation x2y'' - 3xy' + 4y = 0,
(a) use z = Inx to transform such an equation into an equation with constant coefficients;(6%)
詳解 (共 1 筆)
Chia Chung
詳解 #6017586
<Solution> z=I...
(共 309 字,隱藏中)
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