Question 664364: helpppp! please and thanks;
Construct a tree diagram showing all four-letter arrangements, without repetition, from the set:
{D, S, U, X} to answer the question below.
How many arrangements have all consonants?
explain how you came up with the answer, thank you!
Answer by lynnlo(4176) (Show Source):
You can put this solution on YOUR website! D,S,U,X=========4 LETTERS
D,S,X,==========3 CONSONANTS
==============================EXCLUDE (U)
D,S,
D,X======S,D
S,X=========X,S
X,D====6 ARRANGEMENTS
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