[理工] [工數]-ODE
Let the scalar functions x (t) and x (t)
1 2
be two different solutions of the following differential equation
sint x" + cost x' + t = 5 ,then is 3x (t)+7x (t)
1 2
also a solution? Please prove your answer mathematically.
A simple yes or no answer is not credited.
這題要怎麼解呢
沒看過係數是三角的= =
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