【泉州数学答案】2023年泉州市初三5月质检卷.pdfVIP

2022-2023学年度泉州市初中教学质量监测（二）初三数学

参考答案及评分标准

说明：

（一）考生的正确解法与“参考答案”不同时，可参照“参考答案及评分标准”的精神进行评分．

（二）如解答的某一步出现错误，这一错误没有改变后续部分的考查目的，可酌情给分，但原则上不超过后

面应得的分数的二分之一；如属严重的概念性错误，就不给分．

（三）以下解答各行右端所注分数表示正确做完该步应得的累计分数．

一、选择题（每小题4分，共40分）

1.C2.D3.A4.D5.B6.B7.C8.A9.A10.C

二、填空题（每小题4分，共24分）

31

11.212.7213.14.615.6016.

102

三、解答题（共86分）

17.（8分）

解：原式4236·····································································································6分

3.···············································································································8分

(其它解法，请参照以上评分标准)

18.（8分）

m2m25m3

解：原式············································································1分

m2m2m2

2

m45m3

······················································································2分

m2m2m2



2

m9m2

·····································································································4分

m2m3



m3m3

m2···························································································5分

m2m3

m3.·········································································································