## Calculus, 10th Edition (Anton)

$\frac{3ln(x)^{2}}{x}$
Taking the derivative of the expression requires chain rule. Treating $ln(x)$ as the base of an exponent, $dy/dx$ is equal to $3(ln(x))^{2} \times \frac{1}{x}=\frac{3ln(x)^{2}}{x}$. (multiply the expression by the derivative of the inside function)