小学、初中、高中各种试卷真题知识归纳文案合同PPT等免费下载www.doc985.com专题25排列组合二项式定理归类目录题型一：有顺序模型：书架插书法.....................................................................................................................................1题型二：先分组再排列：球放盒子模型.............................................................................................................................2题型三：不相邻与相邻型：人坐座位模型.........................................................................................................................2题型四：多重限制模型.........................................................................................................................................................3题型五：相同元素模型：数字化法.....................................................................................................................................4题型六：平均分配型.............................................................................................................................................................6题型七：空车位型.................................................................................................................................................................6题型八：地图染色.................................................................................................................................................................7题型九：走楼梯型.................................................................................................................................................................8题型十：挡板法.....................................................................................................................................................................9题型十一：公交车与电梯型.................................................................................................................................................9题型十二：立体几何空间型...............................................................................................................................................10题型十三：跳棋模型...........................................................................................................................................................11题型十四：不定方程模型...................................................................................................................................................12题型十五：二项式：赋值法...............................................................................................................................................12题型十六：换元型赋值.......................................................................................................................................................13题型十七：系数最大...........................................................................................................................................................14题型十八：三项式展开.......................................................................................................................................................15题型一：有顺序模型：书架插书法1．（22-23高二下·云南·期中）某班新年联欢会原定的5个节目已排成节目单，开演前又增加了两个新节目.如果将这两个节目...