Math Problem Statement

青,赤,黒の三種類の玉が10個ずつある。この中から20個の玉を選ぶときに得られる色のパターンが何通りあるか求めよ。

Solution

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Math Problem Analysis

Mathematical Concepts

Combinatorics
Binomial Coefficients
Inclusion-Exclusion Principle

Formulas

Binomial coefficient formula
Inclusion-Exclusion Principle formula

Theorems

Inclusion-Exclusion Principle

Suitable Grade Level

Advanced High School