Question: d) [5 marks] Write a Unix-style regular expression that represents all lines that begin with b e) [5 marks] Write a Unix-style regular expression that

d) [5 marks] Write a Unix-style regular expression that represents all lines that begin with b e) [5 marks] Write a Unix-style regular

d) [5 marks] Write a Unix-style regular expression that represents all lines that begin with b e) [5 marks] Write a Unix-style regular expression that represents all lines that contain a f [5 BONUS marks] Write a formal-language-style regular expression for the two or B and are followed by 0 or more characters. word that ends in ion, but not the word "ion" by itself languages from parts (a) and (b)

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