- #1

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## Homework Statement

y = c

_{1}e

^{3x}+c

_{2}xe

^{3x}+c

_{3}e

^{2x}sin(x)+c

_{4}e

^{2x}cos(x)

## Homework Equations

Differential Equations.

## The Attempt at a Solution

I have the roots of k=3, k=3, k=2+i, k=2-i.

Now I am just stuck on how to put the roots together to get the original equation. I am just stuck on the complex number part.