Question
This problem involves lists made from the letters T,H,E,O,R,Y, with repetition allowed. (a) How many 4-letter lists are there that don't begin with T, or
This problem involves lists made from the letters T,H,E,O,R,Y, with repetition allowed.
(a) How many 4-letter lists are there that don't begin with T, or don't end in Y?
(b) How many 4-letter lists are there in which the sequence of letters T,H,E appears consecutively (in that order?
(c) How many 6-letter lists are there in which the sequence of letters T,H,E appears consecutively (in that order)?
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Continuous Pseudometrics
Authors: W W Comfort ,S Negrepontis
1st Edition
0824762940, 978-0824762940
