江苏省徐州市2021-2022学年中考猜题数学试卷含解析及点睛

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11ᙠRtAABDIAD2+BD2=AB2>ᓽ5BD=yjAB2-AD2=V152-122=91ᳮ5CD=VAC2-AZ>2=V132-122=5»:.eA6CḄᕜz=9+5+15+13=42,ঝøNACBùD᝞2,•••43=15,AC=13,úAZ)=12,ËᙠRtAABDIAD2+BD2=AB2>ᓽ5BD=yjAB2-AD2=>/152-122=9»1ᳮ5CD=^AC2-ADi=V132-122=5-ËeABCḄᕜz=9-5+15+13=32,ᦑ$ᫀ532ᡈ42.ூM௃O⚪P⌕ὃûüᳮ᪷y⚪³ÕUEᑖýaÒþÿ
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15Yx=25,pᨵᨬ3D544ᐗ.ᓽ├ᓫ|"25ᐗtuSᨴ"wxyḄz{|ᨬ"544ᐗ.ὃa6NO;ᦪḄiᵨ.22ஹ«᪆ூ0᪆௃4484r2᪷8⚪+6^_"x$☢M"4,ᑣ®^_"^$¯°`"2(x+-)=2x+-,ᵫx+—=(Jx——¶)2+4XXXXy/x,Yx=2,yᨵᨬ3Dᑣ¯°`.ூ30௃448᪷8⚪+6^_"x$☢M"4,ᑣ®^_"^$¯°`"2(x+-)=2x+-XXX47—2r~248,VxH■—=(yfx)2+(~j=)2=(---¶)½+4,.*.x+—24,.^^+ߟ21,••Yx=2yᨵᨬ3D"1,ᵫc3XyJX\JxXXÂï°`Ä"1$.QᦑÇᫀ"6J=2xd—,2,1.xூ78௃⚪ὃefÊËÌ;ᦪḄiᵨÍᐰÏÐ?ḄÑᵨᐵklÒÓÑᵨÍᐰÏÐ?.23>(1)m>----~(2)m=2.12ூ0᪆௃(1)ᑭᵨᑨ×?Ḅ+Ø,ᑮ(2/n+3)2-4(-+2)>1,ᯠÚÛ?ᓽ~(2)᪷8⚪+Xl+X2=2/7Z+3,XlX2=/n2+2,ᵫᩩ,ÞᑭᵨÍᐰÏÐ?,(X1+X2)2-3X1X2-31=1,ᡠà2á+3)2-3(â+2)-31=1,ᯠᐵ\ãḄᨬᑭᵨ஻ḄFÃäåᩩḄãḄD.ூ30௃(1)᪷8⚪+,(2m+3)2-4(஻+2)>1,,ni>-—~12(2)᪷8⚪+XI+M=2/ê+3,xiX2=/n2+2,ì"X[X2=m2+2>l9ᡠàX12+X2í31+XMBP(xi+xz)2-3XJX2-31=Lᡠà(2/n+3)2-3(/n2+2)-31=1,᦮ᳮ,ã?+12õ-28=1,,᝞=-14,m2=2,

16ᡠEm=2.ூFG௃bcH⚪ὃJK᪷LᦪḄᐵNXI,X2
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z78Ḅ1.2x=2.4(ᐗ/t7_)|l}~ᵨbḄfs4t7_2.4ᐗ.ூFG௃⚪⌕ὃJKᑖr78ḄWᵨ⊤6ᵨb
⚪ᐵ.