A={6-x-x2>0},B={x||x-1|≥2},则AIB=
来源:学生作业帮助网 编辑:作业帮 时间:2024/10/07 00:49:59
x)s6ӭЭ03q5yԹԨViLGO'["}ِbU5P=sƚF1]# !|'+ uLTU ōA QCG[ubXF 1r qiC
A={6-x-x2>0},B={x||x-1|≥2},则AIB=
A={6-x-x2>0},B={x||x-1|≥2},则AIB=
A={6-x-x2>0},B={x||x-1|≥2},则AIB=
A:x²-x-6<0;
(x-3)(x+2)<0;
-2<x<3;
B:x-1≥2或x-1≤-2;
x≥3或x≤-1;
∴A∩B={x|-2<x≤-1}