2022年吉林省白山市高考文科数学一模试卷及答案解析

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2321A.B.-C.D.54321⚓ᐳ17⚓

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"f(%)=2------------'Kh(x)=0,ᓽ(x+1)x-(a+2)=0,(!x=a+2ᡈx=-1(á®),Æa+22e,ᓽºe2Ç,h(x)<0,I(x)ᙠ2,ejᓫÉ⌴Ù,=Qe)=2e+^^-2a-2VO,(a>^~^,…e2-e+2ᡠta>âã,vr------->e-2e-1Æa+2W2Ç)ᓽa<0Ç)h(x)>0,h(x)ᙠ[2,e]jᓫÉ⌴Ú,G.h(x)“iin=h(2)=6+a-(2a+2)/n2<0,(a>ä”>0,ªᔠ⚪Hr1714—1Æ2

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