Answer
True
Work Step by Step
Let us take an example:
Suppose that $F(x)=xe^{ax}$
Now, $(D-a)^2[F(x)]=2$
We can see that $(D-a)^2$ annihilate $F(x)$.
Therefore, the given statement is $\bf{True}$.
You can help us out by revising, improving and updating this answer.
Update this answerAfter you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.