Question: For any string w = w 1 w 2 wn , the reverse of w , written w R , is the string w in

For any string w = w1w2 wn, the reverse of w, written w
R, is the string w in
reverse order, wn w2w1. For any language A, let A
R ={w
R| w in A}.
Show that if A is regular, so is A
R.

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