In: Physics
1b) Suppose z is any positive even integer. Write a formula in terms of z that gives the total number of palindromes of length z using characters from a set that contains 40 different symbols. A palindrome is a string of characters that are the same from left to right and right to left.
1c) Suppose z is any positive odd integer. Write a formula in terms of z that gives the total number of palindromes of length z using characters from a set that contains 40 different symbols. A palindrome is a string of characters that are the same from left to right and right to left.
If you show your work and explain, I will like your answer!