## Step-by-step explanation

Problem to solve:

Learn how to solve differential calculus problems step by step online.

$\frac{d^{2}}{dx^{2}}\left(\frac{d}{dx}\left(\ln\left(x\right)\right)\right)$

Learn how to solve differential calculus problems step by step online. Find the higher order derivative of ln(x). Rewriting the high order derivative. Rewriting the high order derivative. The derivative of the natural logarithm of a function is equal to the derivative of the function divided by that function. If f(x)=ln\:a (where a is a function of x), then \displaystyle f'(x)=\frac{a'}{a}. The derivative of the linear function is equal to 1.