y''+6y'+18y = -90sin(6t)
1.How would you describe this system (choose on below)?
(A)Undamped (B)Underdamped (C)Critical damped (D)Overdamped
2.Find the steady-state solution.
看不懂什麼是damp
還有請問steady-state solution是什麼意思
感謝
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