Question: Give a regular expression for (L1 U L2) L3. = {a,b} L1 : wE*, where w does not have bbb as a substring] L,-{w :

Give a regular expression for (L1 U L2) L3. = {a,b}Give a regular expression for (L1 U L2) L3. = {a,b} L1

L1 : wE*, where w does not have bbb as a substring] L,-{w : w E *, where na(w) mod 3-0 and w begins with ab)

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