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4. A palindrome is a word or phrase that reads the same forwards and backwards (e.g. "A man, a plan, a canal: panama," and "Are we not drawn onward, we few, drawn onward to new era?"). How many palindromes (using the 26 letter alphabet) have length 14? Length 15? Length n?

4. A palindrome is a word or phrase that reads the same forwards and backwards (e.g. "A man, a plan, a canal: panama," and "Are we not drawn onward, we few, drawn onward to new era?"). How many palindromes (using the 26 letter alphabet) have length 14? Length 15? Length n?

College Algebra
College Algebra
1st Edition
ISBN:9781938168383
Author:Jay Abramson
Publisher:Jay Abramson
Chapter9: Sequences, Probability And Counting Theory
Section: Chapter Questions
Problem 21PT: How many distinct ways can the word EVANESCENCE be arranged if the anagram must end with the letter...
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4. A palindrome is a word or phrase that reads the same forwards and backwards (e.g. "A man, a plan, a canal: panama," and "Are we not drawn onward, we few, drawn onward to new era?"). How many palindromes (using the 26 letter alphabet) have length 14? Length 15? Length n? 5 Assume that everyone has three initials. The population of the United States is 311,591,917. How
Transcribed Image Text:4. A palindrome is a word or phrase that reads the same forwards and backwards (e.g. "A man, a plan, a canal: panama," and "Are we not drawn onward, we few, drawn onward to new era?"). How many palindromes (using the 26 letter alphabet) have length 14? Length 15? Length n? 5 Assume that everyone has three initials. The population of the United States is 311,591,917. How
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