下面各式中，等于零的是（） -题库考试答案搜索网

下面各式中，等于零的是（）

单选题

2021-07-17 23:30

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B、<IMG src="https://s3.cn-north-1.amazonaws.com.cn/qingshuxuetang/staticQuestionImg/0d7745a8-17e9-4281-96ed-9aef07303d61.jpg"title="image66.jpg" alt="image66.jpg"/>
C、<IMG src="https://s3.cn-north-1.amazonaws.com.cn/qingshuxuetang/staticQuestionImg/16793bea-d65c-449b-a039-85294e05259b.jpg"title="image67.jpg" alt="image67.jpg"/>
D、<IMG src="https://s3.cn-north-1.amazonaws.com.cn/qingshuxuetang/staticQuestionImg/3674cd41-77a1-4e8e-b583-3c0f400850ea.jpg"title="image68.jpg" alt="image68.jpg"/>

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正确答案

A

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标签：勘查技术与工程专升本高数 2020年第二学期补考发电厂及电力系统高起专工程测量技术 19级补考建筑工程技术水利水电工程水利水电建筑工程电力系统自动化技术

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