engineering recuitment ISRO Scientist Computer Science Mock Test Theory of Computation Regular Languages and Finite Automata Regular Languages
Which of the following is equivalent regular expressions?
(i) ((01)*(10)*)*
(ii) (10 + 01)*
(iii) (01)* + (11)*
(iv) (0* + (11)* + 0*)*)1
(i) and (ii)
2
(ii) and (iii)
3
(iii) and (iv)
4
(iv) and (i)