Find the general solution of the given second-order differential equation. 1. 4?'' + 9? = 15...

Find the general solution of the given second-order differential equation.

1. 4?'' + 9? = 15

2. (1/4) ?'' + ?' + ? = ?² − 3x

Solve the differential equation by variation of parameters.

3. ?'' + ? = sin(x)

Expert Solution

milcah answered 2 years ago

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