Asked by edward
in how many ways can be the first four letters of your name be arranged to form a three letter word,
(i)when the letter can be repeated
(ii)when the letter can not be repeated
(i)when the letter can be repeated
(ii)when the letter can not be repeated
Answers
Answered by
Reiny
E D W A
as a 3-letter "word" = 4x4x4 = 64 ways if the letters can be repeated
and 4x3x2 or 24 ways if the letters cannot be repeated.
as a 3-letter "word" = 4x4x4 = 64 ways if the letters can be repeated
and 4x3x2 or 24 ways if the letters cannot be repeated.
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