3 Let a, b and L a n b 2n n 0 Find a grammar that generates L 4 For a,b , construct DFAs that accept the sets consisting of (a) all strings with exactly one a, (b) all strings with at least one a 3 Let E a, b and L a b2n n 2 0 Find a grammar that generates L 4 For E a,b , construct DFAs that accept the sets consisting of (a) all strings with exactly one a, (b) all strings with at least one a

Question: 3. Let = {a, b} and L = {a n b 2n : n 0}. Find a grammar that generates L. 4. For = {a,b},

3. Let = {a, b} and L = {aⁿb²ⁿ : n 0}. Find a grammar that generates L.

4. For = {a,b}, construct DFAs that accept the sets consisting of (a) all strings with exactly one a, (b) all strings with at least one a.

3. Let = {a, b} and L = {anb2n : n 0}.

3. Let E = {a, b} and L = {a"b2n: n 2 0}. Find a grammar that generates L. 4. For E= {a,b}, construct DFAs that accept the sets consisting of (a) all strings with exactly one a, (b) all strings with at least one a

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