10 marks Problem 5 For languages A and B over , define the language A B as follows A B w E I there exists x B such that wx A Show that if A is context free and B is regular, then A B is context free Problem 4 10 marks Let E 0,1, Is the following language regular context free but not regular or not context free Justify your answer x y x,y 0,1 and bin(x) 1 bin (rev(y)) 10 marks Problem 5 For languages A and B over 2, define the language A B as follows A B w E L there exists x B such that wx A Show that if A is context free and B is regular, then A B is context free 10 marks Problem 5 For languages A and B over , define the language A B as follows A B w E I there exists x B such that wx A Show that if A is context free and B is regular, then A B is context free Problem 4 10 marks Let E 0,1, Is the following language regular context free but not regular or not context free Justify your answer x y x,y 0,1 and bin(x) 1 bin (rev(y)) 10 marks Problem 5 For languages A and B over 2, define the language A B as follows A B w E L there exists x B such that wx A Show that if A is context free and B is regular, then A B is context free

Question

10 marks Problem 5  For languages A and B over , define the language A   B as follows  A B    w E I    there exists x B such that wx A  Show that if A is context free and B is regular, then A   B is context free  Problem 4 10 marks Let E    0,1,    Is the following language regular  context free but not regular  or not context free  Justify your answer  x y  x,y  0,1   and bin(x)  1   bin (rev(y))  10 marks Problem 5  For languages A and B over 2, define the language A   B as follows  A   B    w E L    there exists x B such that wx A  Show that if A is context free and B is regular, then A   B is context free  10 marks Problem 5  For languages A and B over , define the language A   B as follows  A B    w E I    there exists x B such that wx A  Show that if A is context free and B is regular, then A   B is context free  Problem 4 10 marks Let E    0,1,    Is the following language regular  context free but not regular  or not context free  Justify your answer  x y  x,y  0,1   and bin(x)  1   bin (rev(y))  10 marks Problem 5  For languages A and B over 2, define the language A   B as follows  A   B    w E L    there exists x B such that wx A  Show that if A is context free and B is regular, then A   B is context free

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Question

10 marks Problem 5* For languages A and B over , define the language A + B as follows: A:B = {w E I* :

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