Math Problem Statement

Solution

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Math Problem Analysis

Mathematical Concepts

Combinatorics
Combinations
Counting Principles

Formulas

Combination formula: \( \binom{n}{r} = \frac{n!}{r!(n-r)!} \)
Combinations with repetition: \( \binom{n+r-1}{r} \)

Theorems

Basic combination theorem (order does not matter)
Combinations with repetition theorem

Suitable Grade Level

Grades 10-12