2023学年中考数学全真模拟试题（含解析）

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0.0350.01610.0220.025ᑣÜãᡂßäᢵᨬç`ḄA.ᵬB.ÔC.ÕD.Tὃâᓰ/ஹஹஹᑖ᪷BâḄaT'rᑨè.âᵨᩭ⊝êᦪBëìᜧḄê᪆âî⊤ïᦪBᑖð~ªᔜᦪBñòÝᙳᦪîᓽëìîᦪBîç`.QQ:ᵬ2,=0.035,SÔ2=0.016,S,Õ2=0.022,S,-0.025,T:Ô2ᨬ,...Üãᡂßäᢵᨬç`ḄÔ®ᦑ⌱B.[|⚪ὃ^âḄa.âᵨᩭ⊝êᦪBëìᜧḄêâîᜧ,_⊤ïᦪBñòÝᙳᦪîᜧᓽëìîᜧᦪBî,ç`®7õâî⊤ïᦪBᑖð~ªᔜᦪBñòÝᙳᦪîᓽëìî,ᦪBîç`.

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7ᓰஹஹ•ᑖᦪḄ⊤aX10"Ḅᐸ"lW|a|V10,n᦮ᦪ.)᪆+,nḄ-.⌕012ᦪ3ᡂa.-6ᦪ789:;<=nḄ>?-@6ᦪ789Ḅ=ᦪAB.C2ᦪ>?->1.nEFᦪGC2ᦪḄ>?-<1.nEIᦪ.JJ+110000=1.IX105,N+ᦑNᫀ+1.1QKA7T⚪ὃVᦪḄ⊤W.ᦪḄ⊤aX10”Ḅ,Y+ᐸ"lW|a|V10,n᦮ᦪ⊤.ᐵ[⌕F)),aḄ-\]nḄ-.11.^4ᑖ`^2023•cᦻ2e`᝞gZA0B=70°,QC_LOApC,QD_LOBpD,rQC=QD,ᑣQAOQ=35°.AὃtuᑖvḄឋxᓰ/ஹஹஹ•ᑖ᪷{ᑮtḄ}~AḄ7ᙠtḄuᑖvᑨ0QENAOBḄuᑖv,᪆+ᯠ᪷{tuᑖvḄ,QJNᓽ.JJ:,GQC_LOApC,QDLOBpD,QC=QD,N+.'.OQENAOBḄuᑖv

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9⚪+ᑖ1ᑖ¡3.ᑖ¢Aᓽ.᪆+JJ+2=£n+1᪍..n+1=1.ᦑNᫀ+1.7⚪ὃVḄEᑖḄᓽBᑖḄᑖ¤ᑖ¡31ᑖ¢Y+A.14.^4ᑖ`^2023•cᦻ2e`W¥¦§+¨3ḄJE§©2.lx-y=l-1¨1—ὃJ©ᐗ®W¥¦ᓰஹஹ•ᑖ¯ᵨ°ᐗJW¥¦.᪆+JJ+^1`+^2`,±N+2x=4,x=2.²ᐭ^1`,±2+y=3,y=l.ᦑ2W¥¦ḄJh©21y=l

107µ¶⚪·ḄJ⚪ᐵ[E¸¹W¥¦J"Ḅ°ᐗ²ᐭ°ᐗ.Y+15.^4ᑖ`^2023•cᦻ2e`᝞gº®»¼½~ABCD½~Ḅ"7EஹFஹGஹH,ᑣ½~EFGHḄÂ,Euý~•ὃ"7½~ᓰ/ஹஹஹᑖº®»Ä½~½~"7ᡠ±Ḅ½~¦?~uÃÆÇp2ᩭ᪆+½~É?tvḄÊËÌͽ~Ḅ?~uÃÇA.ᡠ\Euý~.JJ+᝞g»ÄAC,N+VE.FஹGஹHᑖÎE½~ABCD~Ḅ"7.\HG஻AC,HG=1AC,EF஻AC,EF=1ACG22.•.EF=HGÇEF஻HGG...½~EFGHEuý~.ᦑNᫀE+uý~.

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14OX⚪ὃQRvᦪḄwRxᢣᦪஹ3ஹ{᦮ᦪᢣᦪ}ஹ[᪷SḄᓄOzẠ⚪.19.H9ᑖJH2023•lᦻnoJᐜᓄT3Hx-1J2+xHx+2J,ᐸWx=ᡃ.ὃ᦮SḄᔠwᓄT3ᓰஹஹ•ᑖnS⚗ᑭᵨ¢ᐰ¤¥¦Sᓄ⚗ᑭᵨᓫ⚗S¨©⚗Sᑣ,᪆ª«¬ᔠᑮᨬ-XḄ3ᐭᓽ&T3.))nS=x2-2X+1+X2+2X=2X2+1,<¯x=g±nS=4+1=5.O⚪ὃQR᦮SḄᔠw-ᓄT3Ḅᨵ¢ᐰ¤¥¦S[¤¥³¦S©⚗S◀ᓫ⚗Sª«¬ᑣEᔠµ⚗ᑣ¶·¸¹¦Sᑣ4)X⚪ḄᐵZ.20.H9ᑖJH2023•lᦻnoJ᝞»¼AD4AABCḄWÁᑖÂOBஹCjBELADOE,CFLADÆADḄÇÈÁOF,TÉBE=CF.ὃᐰ\ÊËḄᑨÍÎឋÏ.

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%P3Ḅᭆ᳛ᓽ6᪆GI2Kᑡ⊤T%ᡠᨵḄUVᦪT%&Ḅᙶ᪗ᑨXᙠ789/0ḄUVᦪᓽ$%ᡠ$Ḅᭆ᳛.YYGI1K᪷[⚪\TG]^ᙢ`abc
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ᑮᦪ3Ḅᭆ᳛efGI2Kᑡ⊤᝞h:12341---(2,1)(3,1)(4,1)2(1,2)---(3,2)(4,2)3(1,3)(2,3)---(4,3)4(1,4)(2,4)(3,4)---ᡠᨵḄUVᦪᨵ12lᐸOᙠ789/0Ḅ&ᨵ2lnp=_2_=l.126&s⚪ὃtuᑡ⊤5᪛789/0&Ḅᙶ᪗ᱯ=vwᭆ᳛>xG?ᵨᑮḄyz&Gᭆ᳛=ᡠ$UVᦪ5{UVᦪ|8.22.I9ᑖKI2023ᦻKyᱥy=aIx-3K?+2&I1,-2K.I1K$aḄ;

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