2022-2023学年河北省保定市雄县九年级（上）暑假反馈数学试卷（附答案详解）

《2022-2023学年河北省保定市雄县九年级（上）暑假反馈数学试卷（附答案详解）》由会员上传分享，免费在线阅读，更多相关内容在教育资源-天天文库。

2022-2023
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16•••+,-ABC஺12-BmḄᙶ᪗p(5,0),஺mḄᙶ᪗p(2,4),•••4(2,0),C(5,4),5/y=Ð+6ôõú2,0)0=2k+6,43k=-3,5/y=kx+6ôõC(5,4)4=5k+6,A3k=-l$ᵫc@P5ᑴ/H2-ABCZ)ᨵ·mRmḄᙶ᪗p(5,0),஺mḄᙶ᪗p(2,4),:.CD=3,BC=4,ᙠy=for+6ÛÜÝ=53y=5/c+6,ᓽE(5,5k+6),.•BE=5/c+6,:CE=BC-BE=-5k-2,COEḄ☢pS=|CDCE=ix3-(-5fe-2)=-y/c-3,

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