A palindrome is a word, such as "radar" reads the same forward and backward. How many different 15-letter palindromes are possible if they do not need to be real words and there are only 6 letters in the alphabet?
A palindrome is a word, such as "radar" reads the same forward and backward. How many different 15-letter palindromes are possible if they do not need to be real words and there are only 6 letters in the alphabet?
Chapter8: Sequences, Series,and Probability
Section8.6: Counting Principles
Problem 8ECP: In how many different ways can two letters be chosen from the letters A, B, C, D, E, F, and G? (The...
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Transcribed Image Text:A palindrome is a word, such as "radar" reads the same forward and backward. How many
different 15-letter palindromes are possible if they do not need to be real words and there
are only 6 letters in the alphabet?
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