(-1,5],\r"#B=U-AnCbB=(-l,4),"#Cz{.\r01A[4,5],A=[4,5],\rAAB=0,"#B.\rA=(3,5],AAB=(3,4),"#A.\r0=(-1,3],BA[uA=(-1,3],"#D.$SABD.\r17.:01A={x|x?+x-6=0},B={x|x2+x+a=0},:[UBGGA,>a`@\rA01w|:BGA,>a`@ABCw.\r:A={-3,2}.[uBGQAg/ACB,{-3,2}GB,x?+x+a=0\r`vw-3,2,a=~6.\rx2+x+a=0,1BGAg/\r(1)=l-4a<0, a>[,B=0,BGA¢£|\r(2)A=l-4a=0, a¤,B={--},BGA¢£;\r42\r(3)=l-4a>0, a-\n:BGA¢£\nB={-3,2},"#\r4\ra=-3X2=-6.\r¥¤,a`@ABCa>|na=-6.\r)*+{-6}a>]na=-6EvaluationWarning:ThedocumentwascreatedwithSpire.PDFfor.NET.\rC-<\r=>2\r18.:v01w¦v01`u0\n§¨v01©¢“p«”|\r:v01®¯°±²`u0,§v01©¢“³\r«”../01A={x|´6}01B={x|x2-x-2<0},:01A,B©¢\r“³«”\n>t`@ABC.\r:01A={x|V%2<t}={x|-t<x<t,t>0},01B={x|x2-x-2<0}=\r{x|-l<x<2},01A,B©¢“³«”\r"#{+|¸<2<¹ItV<t<2,\r»l<t<2.\r"#>t`@ABCQ1,2W.\r)*+Q1,2W