精品解析:2023年湖北省黄冈市中考数学真题(解析版)
【淘宝搜索店铺:中小学教辅资源店微信:mlxt2022】黄冈市2023年初中学业水平考试数学试卷(满分:120分,考试用时:120分钟)一、精心选一选(本大题共8小题,每小题3分,满分24分,在每小题给出的四个选项中只有一项是符合题目要求的.清在答题卡上把正确答案的代号涂黑)1.的相反数是()A.B.C.D.【答案】B【解析】【分析】根据只有符号不同的两个数互为相反数进行解答即可得.【详解】解:的相反数是,故选:B.【点睛】本题考查了相反数的定义,熟练掌握相反数的定义是解题的关键.2.2023年全国普通高校毕业生规模预计达到1158万人,数11580000用科学记数法表示为()A.B.C.D....
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