Math Problem Statement
Từ 7 chữ số 0, 1, 2, 3, 4, 5, 6 có thể thành lập được bao nhiêu số chẵn, mỗi số gồm 5 chữ số khác nhau?
Solution
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Math Problem Analysis
Mathematical Concepts
Combinatorics
Permutations
Formulas
Number of ways to select k items from n distinct items: C(n, k) = n! / (k! * (n-k)!)
Number of ways to arrange k items: P(n, k) = n! / (n-k)!
Theorems
Fundamental Principle of Counting
Suitable Grade Level
Grades 10-12
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