河北省高碑店2021-2022学年高考仿真卷数学试题含解析

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a஺ôḄp(2)ᵫ(1)/(x)=eE!f!1,᪷Ô஻ô+5(3/!5%-2k"0÷ü¹ý€??ឤᡂ᝕/+(2^^1ឤᡂ᪀⌼஻(x)="+gx2__|x-l,஻'(x)Ḅᓫឋᵫ஻'(())<0,“প>0,!<0,$%&ᙠ(Ḅ)*+€-%஻'(ᓰ)=0,ᑭᵨᓫឋ$//(xL=஻(2)ᓽ$ᦇḄᨬᜧ7.

16(1)/(x)=ev-x2+2஻+b,=-2x.'/•(O)=l+2a+Z?=OCl——1ᵫ⚪9l(O)=j=b=1(2)ᵫ(1)!/(x)=e*-£-i,512ÂÃ20xÄÅ€/?ឤᡂ10/+/3%1:20xÄÊ€Ëឤᡂ1221,5=kMe'+-xx-1xÄxeRឤᡂ1.22;/z(x)=e*+gx2-gx-1,<=j“(x)=eX+x->.ᵫB/(x)="+1>0,ᡠ஻'(x)ᙠRᓫÏ⌴Ñ.?“(0)=_g<0,“(l)=e_|>0,!@A2<0,"C=/_(ு]+?_9=0,23ᡠÒᙠÓ)ḄeÔ஻(%)=0,¸+XG(-00,Xo)×,஻'(x)0.ᓽ254ᙠ-0஺,ᜩÃᓫÏ⌴ÛᙠÜ+8GᓫÏ⌴Ñ.ᡠ஻Hx
min=஻ÜXoG=e"+gx9_|xo_L·஻'5
=
,ᓽe%+x°=0,ef°=^--x.0஻H2G=|'/+3%>|'%0-1=>Hᱏ7L+3G.27àuxeA(x)60o32-8·,-ZWe'+g/—|X1xÄឤᡂ1)ᦇீ஻Ü%Ã,2kwZ.!.k=-l.maKaã!ᑭᵨ°ᦪẆåPVឤᡂ1ᡈÒᙠçè⚪✌ᐜ⌕᪀⌼ìᦪᑭᵨ°ᦪẆåìᦪḄᓫÏឋᨬn/íîḄïðPV£/ðᦪḄ©òuᑖóô<᪀⌼ìᦪ&õöè⚪ᓄ-ìᦪḄᨬè⚪.,32஻+3c21.(D«„=2-(n)5=-2(஻+])(஻+2)5flூZ᪆௃

17(i)MNᦪᑡQ““SḄTNU4,᪷W⚪Yᩩ[qḄ7\ᔠNᦪᑡḄ^⚗T`$%ᦪᑡ4Ḅ^⚗T`;(H)%b=9(-]],ᯠeᑭᵨf⚗ghi$%S“.n஻+2ூkl௃(I)MᦪᑡqḄTNUᵫ⚪nq=1,o4>1.32a2ஹq4ஹ4ᡂrᦪᑡᡂrᦪᑡ3஺3=%+2/••3d=/+2q,ᓽ/-3q+2=0,l%4=2ᡈq=l(uv)..4=2.ᦪᑡ4Ḅ^⚗T`U,=q/i=2"loga„-logtz஻(஻+2)2n஻+22+12n+3+…+n஻+2_j_<3__1___1>3\(11>_3_2/2+3212஻+1n+2)42(஻+1n+2)42(n+l)(n+2)*ூ*w௃x⚪ὃzNᦪᑡ^⚗Ḅl{|}ὃz~f⚗iὃzẠ⚪.22.(I)ᦪ/(X)ḄᓫU(0,+8),ᓫU(8,0)>(II)l᪆>(HI)1+-.eூl᪆௃(I)ᑭᵨ$%r'(x)=e'+l>0,ᡠr(x)ᙠRUᦪ$%ᦪ/(X)ḄᓫU(0,+8),ᓫU(*0);(II)ᑭᵨᦪ$%3X)=6(x)=eஹ-Lᙠ(0,+00)&ᙠ()*ᡠᦪ஺)ᙠ(0,X஺)X⌴ᙠ(X஺+00)⌴<ᓛ(x)./(x0)=*-/)=,-//,$>(HI)ᩩ[/-or-x..bXGRឤᡂ᪀⌼ᦪg(x)=e'-ox-x,ᑭᵨᦪ$%g(x)Ḅᓫឋᓽ$%ᑮg(x)Ḅᨬ7Ug(/w(a+l))=a+l-(a+l)/஻(a+l),᪀⌼ᦪ஺(a)=l-(a+l)/n(a+l),a>-\,ᑭᵨᦪ%ᐸᓫ%ᨬᜧ7.ூkl௃(I)4=1|f(x)=e'—x+—x~,

18ᑣr(x)=/-l+x,ᡠ¥(0)=0,?¦Uf'\x)="+1>0,ᡠU(x)ᙠRUᦪ,¦U/'(0)=0,ᡠx>()|f'(x)>0,f(x)Uᦪ,x<()|f'M<0,f(x)Uᦪᓽᦪ/(ªḄᓫU(0,+8),ᓫU(-8,0)>1,1,(II)h(x)=ex-ax+—x+ax——x-Inx=ex-lux,220,?(1)=±2<0,x2ᡠw(x)ᙠ(0,+8)&ᙠ()*,1.1AM)*UX஺ᑣµo^q¸)¹"“=,X£(0,%)|஻(x)<0,+oo),/Z(x)>0,ᡠᦪX)ᙠ(0,%)⌴ᙠ+8)⌴h(x)..h(x)=c"-lnx=--12cq,0()%ᓃ1Iᵫe"=,%Inxo=-Xoᡠ஻(2)=¿+—..2,xoxoᵫ/?(x)>2,Á஻(x)>2>0(ffl)¦Uf(x)..gx2+x+஺xeRឤᡂᓽe-Ä-x..bxwRឤᡂ,ÆÇ;g(x)=ex-ax-x,¦Ug'(x)=e*-(a+1),a>-\,ᡠg'(x)=0ḄlUx=/஻(a+l),ᑣx>/஻(“+1)|g'(x)>0,g(x)Uᦪx-\9

19<=J஺'(a)=-/n(a+D-l=O,l%a=T+1,eᡠ+1|(P'(«)>0,(P(a)Uᦪe஺>—1+|(p'(a)<0,(P(a)Uᦪeᡠ᜛(a)Ḅᨬᜧ7U᜛(-1+-)=1+-eeᑣ/?—QḄᨬᜧ7U1+—.eூ*w௃x⚪ὃzᑭᵨᦪẆÓᦪḄᓫឋᨬ7nᦪÆ`ឤᡂÔ⚪ḄliᙠὃzÕÖ×ᓄÙÚᦪÕÛÜÝ⚪.