绝对值符号前加了一个负号怎么回事?
比如说：-|-5|,还有-（-5）这种的?
那+（-5）或+（-5）呢？
人气：388 ℃ 时间：2019-11-03 04:59:39
解答
- | - 5 | = - 5 ,答案必须为零或负数；-（-5）=5,答案需考虑,负负得正等情况那+（-5）或+（-5）呢？此时正负、负正都为负，正正为正
推荐
猜你喜欢
- Why don`t you talk to her about it 同义句__ __ talking to him about it?
- 坚持做一件事情就会成功,这句用一个四字成语概括
- 两捆电话线的长度相等,如果第一捆剪去20米,第二捆剪去4米,那么第二捆剩下的长度正好是第一捆余下长度的3
- You're shorter than me的问句 My legs are longer than yours的问句 She is 2years younger than you
- 已知三角形ABC中,A(2,-1),B(3,2),C(-3,-1),BC边上高为AD,求向量AD及D点坐标
- My father will come back in a week .同义句转换（ )( )a week ()my father comes back.
- I don't regret the things I've done,I regret the things I didn't do when I had the chance.不为做过
- 例句：书似阶梯,开启心灵之门；书似灯塔,照亮前行之路.仿句：(>_
