Math Problem Statement
通过具体构造等差数列并计算破坏条件,我们可以发现绝大部分组合情况下,剩下的集合仍然可以构成等差数列。 你怎么发现的?
Solution
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Math Problem Analysis
Mathematical Concepts
Combinatorics
Probability
Arithmetic Progressions
Formulas
Binomial coefficient formula
Theorems
Probability of complementary events
Suitable Grade Level
Advanced High School
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