2022-2023学年广东省深圳市中考数学专项提升仿真模拟试题（一模二模）含解析

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2022-2023
ḕᙥὃᦪ⚗ᓣ⚪ஹ⌱⌱ᐳ36ᑖ1.-3Ḅ
ᦪA—B.-C.—3D.3•332.ᑖ☢ஹ☢ஹ☢ᑡᑮḄ☢᪵ḄḄ3.!2014"ᡃ$%&ᢈ()*+,-.40570/ᐗ,2ᦪ40570/ᵨ456ᦪ7⊤9:()A.4.0570x109B.0.40570x101°C.40.570x10"D.4.0570X10124.ᑡ☢;<=>?=>Ḅ5.᝞NB=NC,NA=ZD,ᑡABCজCDEঝZE஻஺IEটC.ঞটD.জঝঞট3x-l>4(x-l)6.ᐵMxḄNᨵPQRSḄTU:xV3,VWmḄXY[:x3C./w<3D.m>37.\ᖪ^_`a120ᐗᓬ+cdefᐸd20%,hdiᑭ20%,ᙠlmnᓬoᖪ^ipqr♦♦s1⚓/-49⚓

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a+l>017.ᐜᓄüC———^ߟߟ——;ᙠᨵ''Ḅ᦮ᦪ⌱a2-2a+\a-1a-\[2a+2>0ᔠ〉ḄaḄᐭ.3⚓/"49⚓

318.#$%(——)—V12+4cos30-1-^3—2|19.(()*+,ᨴ./0Ḅᦪ1᪥345ὅ78(9᪥:ᑖ)*᪷=>?@ᑴB(᝞DEFᨵG᦮ḄH#I⊤.>?H#⊤Mᑖ(ᓫO%ᐗ)QᦪA01202>?ᡧLH#IR᪷=STI⊤UDᑡW⚪%(1)YZ[Ḅ)*ᐳᨵQa+b=m=](2)ᡧLH#IᡧLCḄᙊ_`aᦪ](3)b᪥ᐳᨵ1000QRc#,ᨴ./0Ḅᦪ1xᙠ604x<120eḄQᦪ.20.(f᩽hiᡃk"ᡭnoᜩqrᡊ”Ḅ᎝vwx"yz{|}⁐B”ḄᳮᩭḄ⌱ᐳᓫBḄᐹ.20181ᨴᔣkᢗᐳᓫ640.(1)1ᨴᑮ4ᨴᢗᓫᦪḄᨴᙳ᳛¢),3ᨴᢗᐳᓫ1000.RWb4ᨴᢗᐳᓫ¤¥(2)ὃ⇋ᑮ¨k◤ᨵª«ᖪ®ᜓᵨᨵ±²70000ᐗḄ³´µ¶AஹBE¸¹ºḄ¨100»¼A½Ḅ¶¾500ᐗ/¿¾700ᐗ/B½¶¾1000ᐗ/¿¾1300ᐗ/ᎷÁᡠ¶ᐰ:¿G(ÄᑭÆbᖪi᝞ǶȥÉBᑭÆ.4⚓/"49⚓

421.᝞I»¼Ìᦪy=^x-3ÓÔÕÖÌᦪy=KḄIØ¢ÙÚA(4,n),ÓxÞ¢Ù2xÚB.(1)àá%nḄ____,kḄ____](2)SABäåLABCD,ÄÚCᙠèÞéêÞTÚDᙠØ▲ÚDḄᙶ᪗](3)ὃîÔÕÌᦪ¤=&ḄIØðñRòóᑏB¨õxḄe.x22.᝞IᙠAABC,0÷ACTḄÚ஺0ÓBC,ABᑖMᑗÙÚC,D,ÓAC¢ÙÚE,ûóBO.(1)ý%CE2=2DEBO(2)BC=CE=6,ᑣAE=,AD=423.᝞y=fcr+2x4(3,0),᜛8,ᱥy=-i/+/+cA,B.(1)&kḄ)*ᱥḄ+᪆-(2)Mkm,0).x/012M4ᚖxḄZ87ᱥᑖ9:5⚓/=49⚓

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62022-2023
ḕᙥὃᦪ⚗ᓣ⚪ஹ⌱⌱ᐳ36ᑖ1.-3ḄQRᦪHTUA.—B.—C.—3D.333ூWXYᫀ௃Dூᑖ᪆௃QRᦪḄ\]H^᝞_`aᦪbᨵdefᨵgᡃijᐸl0aᦪ.m0aᦪḄQRᦪᱯ9ᙢ0ḄQRᦪpH0.ூq+௃᪷sQRᦪḄ\]tu^-3ḄQRᦪH3.ᦑ⌱D.x⚪ὃ{QRᦪ⚪|}ᓫ\]Hᐵ.ூWXYᫀ௃Bூᑖ᪆௃ᑖ9ᑏᔜ⌱⚗GḄᯠ⌱Yᫀᓽt.ூq+௃AஹW☢☢HG/☢Hᙊᦑx⌱⚗┯BஹW☢☢/☢Hᙊᦑx⌱⚗WXCஹW☢☢HῪG/☢HᨵᙊḄᙊᦑx⌱⚗┯DஹW☢☢/☢HGGfᨵ0\ᐰᦑx⌱⚗┯.ᦑ⌱B.x⚪ὃ{¡Ḅ¢,៉¤¥¡ḄHᐵ.3.s¦§2014¨ᡃ©ª«ᢈ®¯°=±40570²ᐗ´ᦪs40570²ᵨ¶·ᦪ¸⊤º.TUA.4.0570x109B.0.40570x10'°C.40.570x10"D.4.0570x10,2ூWXYᫀ௃D:7⚓/=49⚓

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AB"CD,ᑣজWXঝå.C஺ᡠAN4=NX£C,:8⚓/=49⚓

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22E,%BO.(1)tCE2=2DEBO(2)BC=CE=6,ᑣAEAD=ூ12ᫀ௃(1)s᪆(2)24.ூᑖ᪆௃(I)Fপ=¡DᐭRFtCE2=2DEB()!DECE2OZAB(2)%஺஺¢/E=x,£iJ/O=x+3,AC=x+6.᪷O஺஺/^᜛஺——=——ᑡ¦§ODBCRFXḄ,.ᙠᵫ\]^ᳮRFḄ,.ூrs௃st(1)t%C஺z஺8{©.x00yᑗ{C,.•.N8CO=90஺.H஺஺Ḅ$ªAZCPE=90°,AZBC0=ZCDE.,:BCஹBCᑖx஺஺yᑗ{C,D,4.BC=BD.,40C=0D,ᚖ$«ᑖCO,¬ᙠRtZXBC஺CFLBOH:ZCB0=ZDCE,…ACOOBᦑBCOs/xcDE,F——=—,:.CECO=BO-DE.DECEXVCO=yC£,:.CU=2DEB0!(2)%00.'4BC=CE=6,OD=OE=OC=3,¢4E=x,ᑣ/0=x+3,AC=x+6.,OAAB.3+xAB,ஹAAᵫ4s801,----------,..------------,FtAB=2(x+3).ODBC36ᙠRtZ\/3Cᵫ\]^ᳮFt62+(x+6)2=(2x+6)2,sFtx\=2.x=-6(¯)24.AE=2,4.AO=OE+AE=3+2=5.¬ᙠRtZ\4)0ᵫ\]^ᳮsFt4)=4.ᦑ2ᫀH2,4.|23⚓/49⚓

23B°⚪²ᔠὃ´µᑗ¶Ḅឋjy·nohḄឋjkᑨ^¶¹ᚖ$«ᑖ¶Ḅ⌮^ᳮm»¼Ḅ½ᵨ.⍝½ᵨᑗ¶ឋjs⚪ḄᐺÁ⚪ÂÃÄm.423.᝞$¶y=fcr+2xx
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{G,TGUBAḄᚖ¶ᚖZHH.|25⚓/49⚓

25ᵫNPBN=45°FNGBH=45°,¬¢GH=BH=tᑣᵫAAHGýAAOB,FAH=|/,G4=þf,ᵫAB=t+gf=JF,1322OG-OA-AG=3-=—.ᓽG(—,0)2ᵫB(0,2),G(10)G=-5+2,yAN=0.2x+2.4iny^G——5x+2,ஹBN~0-2x+2ᑖy=——x~+x+2ὶ,2547!"#m%&,m==.420ᙠ25,47ᦑm=—m=Q420)26⚓/.49⚓

262022-2023
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322022-2023
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