U-substitution with natural logarithms

The video tutorial explains the concept of nested functions and demonstrates the process of differentiation and integration. It begins with identifying a function within a function, setting up the differentiation and integration, and then performing the integration process. The tutorial concludes with the final result of the integration, emphasizing the importance of understanding each step in the process.

What does the teacher confirm about the integration process?

How is 'C' represented in the final answer?