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Question

Consider the languages L1 = and L2 = {a}. Which one of the following represents L1 L2* U L1* .

a.

b.

a*

c.

Both of the mentioned

d.

None of the mentioned

Answer: (a).

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Q. Consider the languages L1 = and L2 = {a}. Which one of the following represents L1 L2* U L1* .