高中数学排列组合及概率
的基本公式、概念及应用
1分类计数原理(
加法原理):
<Object: word/embeddings/oleObject1.bin>
.分步计数原理(
乘法原理
):<Object: word/embeddings/oleObject2.bin>
.2排列数公式
:<Object: word/embeddings/oleObject3.bin>
=<Object: word/embeddings/oleObject4.bin>
=<Object: word/embeddings/oleObject5.bin>
.(<Object: word/embeddings/oleObject6.bin>
,<Object: word/embeddings/oleObject7.bin>
∈N*,且<Object: word/embeddings/oleObject8.bin>
).规定<Object: word/embeddings/oleObject9.bin>
.3组合数公式
:<Object: word/embeddings/oleObject10.bin>
= ...


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