Please write neatly. If you need the section 3.4.6, the website is

https://mcdtu.files.wordpress.com/2017/03/introduction-to-automata-theory.pdf

just copy the website link and paste it in search and you wil have the book.

and go down to page 117-118

The exercise question is to prove by showing that strings in (L*M*)* are also in (L+M)*

Exercise 3.4.4: At the beginning of Section 3.4.6, we gave part of a proof that (L'M"). = (L + M).. Complete the proof by showing that strings in (L'M"). are also in (L+M* Exercise 3.4.4: At the beginning of Section 3.4.6, we gave part of a proof that (L'M"). = (L + M).. Complete the proof by showing that strings in (L'M"). are also in (L+M*