2023年广东省广州市教研室高考数学倒计时模拟卷含解析

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2023
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Ḅu஻⚗w,KxᙠnyzS,,=0,"1ᑣ஻=()A.10B.11C.12D.13{ஹ|}⚪⚪ᐳ4I⚪GI⚪5ᑖGᐳ20ᑖ஺,2-x,x033314.34ᔣ£=(1,1),b=(-\,k),aVb>+8=.15.;klᦪᑡ,Ḅu”⚗w9S,,,K஽=3,S4=16,ᑣᦪᑡ,Ḅnld=,⚗na„=.

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ᐵy”“y=/(X)᜻ᦪ”Ḅ"⌕$ᐙᑖᩩ(.ᦑ⌱+B.ூ-.௃0⚪2⌕ὃ4ᐙᑖᩩ(5"⌕ᩩ(Ḅᑨ78ᔠᦪ᜻ᏔឋḄឋ;ᑨ7<=0⚪Ḅᐵ>ὃ4?ᳮABCD⚪.4.Cூ<᪆௃ᵫ⚪GH(0.005x2+a+0.020x2+0.040)xl0=l,0,5,ᡠMNᑖᵱPḄQRḄCSᦪḄTUVW170+XW||xl0=173.75(cm),ᦑ⌱C.10x0.0405.Cூ<᪆௃Yᑗ-W(X0,%),ᑣy°=x1,ᵫ[\1]^-(1,1),GHᑗ\Ḅ_᳛a᪷cdᦪḄefghijk\ᙠ-X஺ᜐḄᑗ\_᳛noᐵX஺ḄpqrsGipq.ூt<௃[\uk\ᑗ-(x0,y)(x^O),ᑣk=%==20=x"X஺+1,oox0-1x-l0wy'=3x?,y'|x=Xo=3X()2,2x-x0-l=(),

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73·⚪a¸z¹(3-x)=/(x),ᓽ)ᦪ+,ᐵ.ᐝ=5/0G¼½¾)ᦪḄ¿)ᦪGᓽ¸ᑨÁ)ᦪḄᓫÃឋ1ூÅÆ௃Æᵫ/(3-x)=ln(3@%)+ln[3-(3-x)]=ln(3-x)+lnx=/(x),3%)=/(%),ᡠÌ)ᦪ+,ᐵ.x/0GÍr(x)=3@1='ߟஹGᙠ(0,3)?oᓫÃ.x3-xx(x-3)'ᦑVÑḄÒᨵC,ᦑ⌱CூAÔ௃⚪ὃÖ)ᦪḄ/0ឋḄᑨ6Gᑭᵨ¿ᦪᑨÁ)ᦪḄᓫÃឋGÙ.ÚẠ⚪.8.AூÆ᪆௃042x42Ý⚪ᑖ᪆ᵫ⚪aGzQGÆzOWxWlGᦑ⌱A.o—22()ὃA)ᦪḄ678.9.AூÆ᪆௃ᑖ᪆⚪;ḄF>e<ᱥ>\ÞEḄG4+4¸Ìᓄᡂ4+1+4-1Gᐸ^4+1\APᑮá>ḄDEGâã\PᑮᯖAḄDEGå᪵ᡃèéjêa7zᑮ4+1+4ḄᨬIJGéëzᑮ4+4ḄᨬIJ.=4xÅÆᵫজzᑮ3y2+16y+48=0,A=256-12x48<0,ᦑজîÆG3x+4y+12=0'-ᡠÌF>3x+4y+12=0e<ᱥ>\ÞEḄ.ᵫ4+4=4+1+4-1,ë4+19pᑮá>ð=-1ḄDEGᦑ4+19PᑮᯖAᔆ(1,0)ḄDEG11x3+0x4+121éë4+1+4,ḄᨬIJ9FᑮF>3x+4y+12=0ḄDEJ@==@L=3,V32+42ᦑ4+4ḄᨬIJ92,ᦑ⌱A.AÔ<ᱥ>^e>óḄôõÞᐵḄᨬJö⚪G¸ᑭᵨ<ᱥ>Ḅjêឋ÷øù>óḄôõúᓄ9ᑮá>ᡈᯖAḄDE

8ᩭi<.10.Cூ<᪆௃¹j$Dºᡠ⊤£ḄG¼½¾¿[\Z=3x+2y,Àj[\ᙠyḄÁÂᨬᜧÄḄᨬÅ<ÆᐭÈ᪗ᦪUᓽG.ூt<௃x—2y—2<0¹jÊËÌÍᩩ(x-y+lNOḄG¼½᝞
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10ᑣ/[1/(10g1)]=$%)=10g^=-1143ᦑþᫀ
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21%=ூ௃⚪ὃIXYᦪᑡḄfQgᙠὃijḄQ&'.16.23ூ%᪆௃᪷lmᔠᦪ25ᡠᨵqrᦪstuᳫw⁐yz{Ḅqrᦪ|tuᳫw⁐yz{Ḅqrᦪ◀~qrᦪᓽᡠ$Ḅᭆ᳛.ூ>%௃gᙢ{᥎5tuᳫᐳC*qrᐸᨵC1C1qrtuᳫw⁐yz{;

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12ফ,yj,஺6ð,/MP+MO+MQ=0.M஺஺Ḅ•.,9,,4••,”ᙠᙊ஺x+y=5.♦.᳝+஽2+ñ!+"2=4ñ*ðy=kx+mᵫfஹ%ñ1+2஽2ð%2+4Qnx+2/-2=0.õ+'=4km2m2-2.F+X2=—K'&2=7^'ᐭ)**,%ᜧ+஽2+ñ1+y>+-ߟ4,+2+]2=4,1+2K1+2k160+02-21216k2+ᓽ+4m2=4ñ1+2221+23ᵫ1>0%1+2᝕2>m2+235l+2k2>-——1~~-462+17%ZHO.2ñ1+24|84.43+143+141üü஻2>1ᡈ1<;1ூ=௃?⚪ὃBCDᙊḄᯖFGHḄᕜJ᪗L)*ḄM7NOPDᙊḄQRᐵTᐸ&ᙶ᪗3WஹXYZᳮḄ\ᵨ^ᐵ_.ὃBC`aḄbcdefghiḄ⚪.18.S,2=஻ফᓃ=1-/n

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14'2¡4pe஺ᵫ15஺4஺¢஺£ᚖ¥.H஺B¦e0AoEOPᡠᙠ¥ᑖ«Bx,y7¯°±²¥³ᙶ᪗☢M3஺Ḅ-·}ᔣ¹஻ᵨX⊤¼☢E6OḄ-·}ᔣ¹¾ᵫ¿•K=0.⚪!᪆1ÁÂAC8DnE,ME.ABCDIÅt7EIACpe.UPA||☢MBDÆMEI☢PACÇ☢MDBḄÉA||ME,:.MIḄpe.ফ¡pe஺ᵫ15஺ᚖ¥.H஺B¦eᡠᙠ¥ᑖ«Bx'z¯°±²¥³ᙶ᪗᝞Íᑣᔜeᙶ᪗BAl,0,0,Bl,3,0,D-l,0,0,C-l,3,0,P0,0,V3,A/.k2227ÒÓᙠ£ÔÕ⌕Æᑣᵫ/=/1/1-40,"1,☢Ḅ-·}ᔣ¹B“=’2Öߟ2ஹ42—23☢EBDḄ-·}ᔣ¹BK=1,--,-^ᵫ¿K=0,#1+-+——=0,!/1='',ᦑᙠF,Û7☢³I3ÜJ9328Ap33D—஻B¥³gF-==.AP820.1a=0.005,஻=0.01,c=0.02.2à⊤!᪆'ᙠá┯ãḄᭆ᳛æçè0.01ḄéêëæìíB“îOïyᦻ”Ç“ñḄᦻᳮò”ᨵᐵ3?!᪆ூ
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