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indiareed0orv5ul
21.07.2019 •
Mathematics
Suppose that a "word" is any string of seven letters of the lower case english alphabet, with repeated letters allowed. how many "words" begin with r and end with t?
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Ответ:
1* 26 * 26 * 26 * 26 * 26 * 1
So all letters including the r and t can be reused. That means that you have 26^5 possibilities which is 11881376 possible words.
Ответ:
Step-by-step explanation:
Puedes encontrar esta respuesta en la aplicación Photomath.