Question: (i) Is the language L = {a, abb, abbb, 1} regular or non-regular? Why? A formal state- ment/proof is needed. (ii) - Is the language

(i) Is the language L = {a, abb, abbb, 1} regular

(i) Is the language L = {a, abb, abbb, 1} regular or non-regular? Why? A formal state- ment/proof is needed. (ii) - Is the language L = {(ab)" (cd)" : n > 0} regular or non-regular? Why? A formal statement/proof is needed. (iii) Is the language L = {(ab)" (cd)": n >0} regular or non-regular? Why? A formal statement/proof is needed

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