Let L1 be regular language, L2 be a deterministic context free language and L3 a recursively enumerable language, but not recursive. Which one of the following statements is false?

L1∩L2 ∩L3 is recursively enumerable

Let L1 be regular language, L2 be a deterministic context free languag

1.	Let L1 be regular language, L2 be a deterministic context free language and L3 a recursively enumerable language, but not recursive. Which one of the following statements is false?
A.	L3∩L1 is recursive
B.	L1∩L2 ∩L3 is recursively enumerable
C.	L1 ∪ L2 is context free
D.	L1∩L2 is context free
Answer» B. L1∩L2 ∩L3 is recursively enumerable

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Let L1 be regular language, L2 be a deterministic context free language and L3 a recursively enumerable language, but not recursive. Which one of the following statements is false?

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