Answer
$$\frac{1}{2}\ln \left(x\right)-\ln \left(3\right)$$
Work Step by Step
Simplifying the expression using the rules of logarithms, we find:
$$\ln \left(\frac{x^{\frac{1}{2}}}{3}\right) \\ \ln \left(x^{\frac{1}{2}}\right)-\ln \left(3\right) \\ \frac{1}{2}\ln \left(x\right)-\ln \left(3\right)$$