2021-2022学年山东省济南市济阳区八年级（下）期末数学试卷（解析版）

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2021-2022
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⚪ᐳ6⚪ᐳ24ᑖ13.P2x-4,x+1ᙠ▲ᑣḄ14.ᑖax2—4ax+4a=.15.x+=1,y+1=1,Uxyz=.16.ᙠABCAB=AC=2,ZB=15°,IJSA.C=.2⚓ᐳ23⚓

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