1. Explain
Why is the number of ways of arranging the letters of BILL less than the number of ways arranging the letters of DEBT?
2. What are the important characteristics that a counting problem has to have in order to classify it is a permutation problem.
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Answers & Comments
Answer:
I can only answer no.2
2.A permutation involves arranging the given objects. So the objects are unique. If they are not unique the order doesn't matter. For non- unique objects or in arrangements where the order of arrangement doesn't matter we use combinations for solving such problems
Step-by-step explanation:
hope it helps