Question: Exercise 8 Let L 1 = { w E { a , b } * : | w | is divisible by 4 } and

Exercise

8

Let L

1 = {

w E

{

a

,

b

} *

:

|

w

|

is divisible by

4}

and L

2 = {

w

{

a

,

b

} *

:

|

w

|

is divisible by

6}

be two languages

. 1 .

Is Li N Lo a regular language, explain why or why not?

2 .

Is L

1

U L

2

a regular language, explain why or why not?

Exercise 8 Let L 1 = { w E { a , b } * : | w | is

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