Question: (20 points) Let language ALLDFA = {(A): A is a DFA and L(A) *) . Show that ALLDFA is decidable. (Hint: use the known fact

(20 points) Let language ALLDFA = {(A): A is a DFA

(20 points) Let language ALLDFA = {(A): A is a DFA and L(A) *) . Show that ALLDFA is decidable. (Hint: use the known fact that the class of regular languages is closed under complement)

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