I'm unable to view the image you provided. Please describe the problem or question in text, and I'll be happy to help you solve it! For example, if it's a permutation/combination problem, a word arrangement question, or any other math problem, sharing the details in words will allow me to assist effectively.

Example of how to describe:
"If the problem is: 'Find the number of distinct permutations of the letters in "STATISTICS"', then the answer is calculated as follows: total letters =10, repeated letters: S(3), T(3), others once. So 10!/(3!×3!)= 100800."

Please share your problem in text form!

作者声明:本文包含人工智能生成内容。