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Question

Give a production grammar that specified language L = {ai b2i >= 1}:

a.

{S->aSbb,S->abb}

b.

{S->aSb, S->b}

c.

{S->aA,S->b,A->b}

d.

None of the mentioned

Answer: (a).{S->aSbb,S->abb}

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Q. Give a production grammar that specified language L = {ai b2i >= 1}: