Answer
$$3x^2.$$
Work Step by Step
We divide by the monomial as follows:
$$\frac{9x^5}{3x^3}=\frac{3\cdot 3x^5}{3x^3}=3x^2.$$
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.