## Discussion Forum

Que. | Consider the following two languages:
L1 = {0i1j | gcd(i,j)=1} L2 is any subset of 0*. Which of the following is correct? |

a. | L1 is regular and L2* is not regular |

b. | L1 is not regular and L2* is regular |

c. | Both L1 and L2* are regular languages |

d. | Both L1 and L2* are not regular languages |

Answer:L1 is not regular and L2* is regular |