Math Problem Statement
Misalkan ada tujuh angka y aitu 0,1,4,5,6,8, dan 9. Kemudian dari angka-angka tersebut dibentuk bilangan yang terdiri dari tiga angka dan setiap angka hanya digunakan sekali saja. Berapa banyak bilangan yang dibentuk itu bernilai lebih besar dari 450?
Solution
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Math Problem Analysis
Mathematical Concepts
Combinatorics
Permutations
Formulas
Total permutations formula: P(n, r) = n! / (n - r)!
Permutation selection under conditions (e.g., digit restrictions)
Theorems
Basic permutation theorem
Restriction-based selection theorem (e.g., exclusion of digits for position)
Suitable Grade Level
Grades 9-12
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