Q. Which of the following regular expression identity is true? (Solved)
1. r(*) = r*
2. (r*s*)* = (r + s)*
3. (r + s)* = r* + s*
4. r*s* = r* + s*
- b. (r*s*)* = (r + s)*
1. r(*) = r*
2. (r*s*)* = (r + s)*
3. (r + s)* = r* + s*
4. r*s* = r* + s*