12-09
12-09
12-09
12-09
12-09
12-09
12-09
12-09
it often happens that a number of
12-09
12-09
12-09
if you go into the forest with
12-09
ADADADADAD
相反数,本题,后为
12-09
12-09
12-09
12-09
12-09
12-09
12-09
12-09
it often happens that a number of
12-09
12-09
12-09
if you go into the forest with
12-09
题目化简：-（-3）=______．可圈可点用户2021-02-10 10:52优质解答答案3解析本题是求-3的相反数，根据概念（-3的相反数）+（-3）=0，则-3的相反数是3．故化简后为3．
以下为本文的正文内容，请查阅，本站为公益性网站，复制本文以及下载DOC文档全部免费。
题目
化简：-（-3）=______．
可圈可点用户
2021-02-10 10:52
优质解答
3
本题是求-3的相反数，根据概念（-3的相反数）+（-3）=0，则-3的相反数是3．
故化简后为3．
10-26
10-26
10-27
10-23
10-26
10-25
10-25
10-25
10-24
10-25
10-23
10-23
10-25
10-26
10-28
10-29
