题目
求比值:3.6:4.2=? 6千克:0.8吨=? 42分:2时=?
提问时间:2021-03-16
答案
3.6∶4.2=6∶7
6千克∶0.8吨=6千克∶800千克=3∶400
42分∶2时=42分∶120分=7∶20
6千克∶0.8吨=6千克∶800千克=3∶400
42分∶2时=42分∶120分=7∶20
举一反三
已知函数f(x)=x,g(x)=alnx,a∈R.若曲线y=f(x)与曲线y=g(x)相交,且在交点处有相同的切线,求a的值和该切线方程.
我想写一篇关于奥巴马的演讲的文章,写哪一篇好呢?为什么好
奥巴马演讲不用看稿子.为什么中国领导演讲要看?
想找英语初三上学期的首字母填空练习……
英语翻译
最新试题
热门考点
- 1解方程 5.6÷(70%x)=5%
- 2May I chat with you?chat with 怎模式谓语动词
- 3He likes playing basketball and does not like to use his ____.
- 4I hope all of you ( ) a good time ( ) holiday?A,to have,on;B,having ,in:C have,on;D has in为什么?
- 5One of the advantages of living on the top floor is that you can have a good ______ of the city.
- 625度12分18秒等于多少度
- 7a brother like that 的汉语意思
- 8nice to see you 和nice to meet you 有什么本质上的区别么,跟it`s nice to see you呢?
- 9The engineer ______ my father works is about 50 years old.为何不可选B?我是想用work on来表示我父
- 10一个浴缸的容量大约有( ) A.4升 B.40升 C.400升