Question: Question 3 8 ( 1 1 points ) Recall that for 2 sets A and B , A o + B = { w |

Question 38(11 points)
Recall that for 2 sets A and B,
Ao+B={w|winA??w!inB orw!inA??winB}
For example, if A={1,2,3,4} and B={2,4,6,8}, then Ao+B={1,3,6,8}.
We have seen that context-free languages are not closed under intersection or complement. Prove that Context-Free languages are also not closed under o+.
Question 3 8 ( 1 1 points ) Recall that for 2

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