Question: A CFG is given as S + AS A aB, A + B|S, B + ble a. Find the useless symbols b. Find nullable symbols

A CFG is given as S + AS A aB, A

A CFG is given as S + AS A aB, A + B|S, B + ble a. Find the useless symbols b. Find nullable symbols c. Find unit pairs. d. Give the equivalent Chomsky Normal Form

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