满分5 >
初中数学试题 >
将(-),(-)3,(-cos30°)-2,这三个实数从小到大的顺序排列,正确的...
将(-
![manfen5.com 满分网](http://img.manfen5.com/res/CZSX/web/STSource/20131022161545101032165/SYS201310221615451010321005_ST/0.png)
)
,(-
![manfen5.com 满分网](http://img.manfen5.com/res/CZSX/web/STSource/20131022161545101032165/SYS201310221615451010321005_ST/1.png)
)
3,(-cos30°)
-2,这三个实数从小到大的顺序排列,正确的顺序是( )
A.(-
![manfen5.com 满分网](http://img.manfen5.com/res/CZSX/web/STSource/20131022161545101032165/SYS201310221615451010321005_ST/2.png)
)
3<(-
![manfen5.com 满分网](http://img.manfen5.com/res/CZSX/web/STSource/20131022161545101032165/SYS201310221615451010321005_ST/3.png)
)
<(-cos30°)
-2B.(-cos30°)
-2<(-
![manfen5.com 满分网](http://img.manfen5.com/res/CZSX/web/STSource/20131022161545101032165/SYS201310221615451010321005_ST/4.png)
)
<(-
![manfen5.com 满分网](http://img.manfen5.com/res/CZSX/web/STSource/20131022161545101032165/SYS201310221615451010321005_ST/5.png)
)
3C.(-
![manfen5.com 满分网](http://img.manfen5.com/res/CZSX/web/STSource/20131022161545101032165/SYS201310221615451010321005_ST/6.png)
)
<(-
![manfen5.com 满分网](http://img.manfen5.com/res/CZSX/web/STSource/20131022161545101032165/SYS201310221615451010321005_ST/7.png)
)
3<(-cos30°)
-2D.(-cos30°)
-2<(-
![manfen5.com 满分网](http://img.manfen5.com/res/CZSX/web/STSource/20131022161545101032165/SYS201310221615451010321005_ST/8.png)
)
3<(-
![manfen5.com 满分网](http://img.manfen5.com/res/CZSX/web/STSource/20131022161545101032165/SYS201310221615451010321005_ST/9.png)
)
考点分析:
相关试题推荐
下列各式中正确的是( )
A.(-a
3)
2=-a
6B.(2b-5)
2=4b
2-25
C.(a-b)(b-a)=-(a-b)
2D.a
2+2ab+(-b)
2=(a-b)
2
查看答案
在社会实践活动中,某同学对甲、乙、丙、丁四个城市一至五月份的白菜价格进行调查.四个城市5个月白菜的平均值均为3.50元,方差分别为S
甲2=18.3,S
乙2=17.4,S
丙2=20.1,S
丁2=12.5.一至五月份白菜价格最稳定的城市是( )
A.甲
B.乙
C.丙
D.丁
查看答案
如图,AB∥CD,AD和BC相交于点O,∠A=40°,∠AOB=75°.则∠C等于( )
![manfen5.com 满分网](http://img.manfen5.com/res/CZSX/web/STSource/20131022161545101032165/SYS201310221615451010321002_ST/images0.png)
A.40°
B.65°
C.75°
D.115°
查看答案
已知:a=-a,则数a等于( )
A.0
B.-1
C.1
D.不确定
查看答案
我国第六次人口普查公布全国人口约为137054万,用科学记数法表示是( )
A.1.37054×10
8B.1.37054×10
9C.1.37054×10
10D.0.137054×10
10
查看答案