Question: 39(b,d) 40(a,b) 22 25 Use the regular expression identities in Table 2.1 to establish the following identities: ver (a U b) = (a u b)

39(b,d) 40(a,b) 22 25 Use the regular expression identities in Table

2.1 to establish the following identities: ver (a U b)" = (a

39(b,d) 40(a,b) 22 25

Use the regular expression identities in Table 2.1 to establish the following identities: ver (a U b)" = (a u b)" b" (d) (a U b)" = (a* Uba*). 40. Write the output that would be printed by a search of the file caesar described in Section 24 with the following extended regular expressions. b) [K-z) ol A1. Desien an extended regular expression to search for addresses. For this exercise, an

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