2021-2022学年连云港市中考数学五模试卷含解析及点睛

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"I=2ᡈ஻/=4ூ1௃Ç⚪ὃ7Ḅ᪷ḄᑨyAÉ*ᐗ&:cdax2+bx+c=0(a^O)Ḅ᪷Rº=b24acḄᐵSE-3⚪ḄᐵG.23ஹ(1)y=-(x+1)I(1)B(1,-1)Ëᙠ̾ᦪḄ#X(3)ᱥ"ᔣΤÏ1¾ᓫÑᡈ¤Ï5¾ᓫÑᦪᓽBூ᪆௃(1)᪷Ò³Sᦪzᓽ&:ᦪḄE᪆yX(1)^ᐭB(1,-1)ᓽᑨÓX(3)᪷⚪¹¤Ï§ḄE᪆yy=-g(x+l+m)I^ᐭBḄᙶ᪗amḄÔᓽ.ூ¯E௃E(1)•.•&:ᦪy=a(x+m)τḄ⚔ᙶ᪗(-1,0),:.m=l,&:ᦪy=a(x+1)IbA(-1,-1)^ᐭa=-1,22ᑣᱥ"ḄE᪆yy=-1(x+1)I19(1)bx=l^ᐭy=--(x+1)τy=-5×-1
ᡠØB(L-1)Ëᙠ̾ᦪḄ#X(3)᪷⚪¹¤Ï§ḄE᪆yÙ=-X(x+l+m)IbB(1,-1)^ᐭ-1=-,(i+1+m)1,2Em=-1ᡈ-5,ᡠØᱥ"ᔣΤÏ1¾ᓫÑᡈ¤Ï5¾ᓫÑᦪᓽB.ூ1௃Ç⚪ὃ7wÒ³Sᦪza&:ᦪḄE᪆y&:ᦪ#Ḅᙶ᪗ᱯÛ&:ᦪḄឋ<ØÜR{|Ýᣚ.

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