Question
\text { a. } \frac{d^{2} y}{d t^{2}}+2 \frac{d y}{d t}+y=\frac{d w}{d t}+2 w \text { b. } \frac{d^{3} y}{d t^{3}}+3 \frac{d^{2} y}{d t^{2}}+3 \frac{d y}{d t}+y=\frac{d^{2} w}{d t^{2}}+2 w
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