高中数学第二章推理与证明2.2直接证明与间接证明2.2.2反证法省公开课一等奖新名师优质课获奖PPT.pptx

Click to edit Master title style,Click to edit Master text styles,Second level,Third level,Fourth level,Fifth level,*,*,*,第二章推理与证实,1/37,2/37,3/37,4/37,5/37,6/37,7/37,8/37,9/37,10/37,11/37,12/37,13/37,14/37,15/37,16/37,17/37,18/37,19/37,20/37,21/37,22/37,23/37,24/37,25/37,26/37,27/37,28/37,29/37,30/37,31/37,32/37,33/37,34/37,结论词,最少有一个,至多有一个,对全部x成立,对任意,x,不成立,最少有n个,至多有,n,个,p,或,q,反设词,一个也没有,最少有两个,存在某个,x,0,不成立,存在某个,x,0,成立,至多有,n,1个,最少有n1个,p,且,q,35/37,36/37,37/37,