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在同一坐标系中(水平方向是x轴),函数y=和y=kx+3的图象大致是( ) A....
在同一坐标系中(水平方向是x轴),函数y=
![manfen5.com 满分网](http://img.manfen5.com/res/CZSX/web/STSource/20131103000552103003890/SYS201311030005521030038008_ST/0.png)
和y=kx+3的图象大致是( )
A.
![manfen5.com 满分网](http://img.manfen5.com/res/CZSX/web/STSource/20131103000552103003890/SYS201311030005521030038008_ST/images1.png)
B.
![manfen5.com 满分网](http://img.manfen5.com/res/CZSX/web/STSource/20131103000552103003890/SYS201311030005521030038008_ST/images2.png)
C.
![manfen5.com 满分网](http://img.manfen5.com/res/CZSX/web/STSource/20131103000552103003890/SYS201311030005521030038008_ST/images3.png)
D.
![manfen5.com 满分网](http://img.manfen5.com/res/CZSX/web/STSource/20131103000552103003890/SYS201311030005521030038008_ST/images4.png)
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A.90°
B.60°
C.45°
D.30°
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下列关于反比例函数的叙述,不正确的是( )
A.反比例函数y=
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B.反比例函数y=
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的图象上任意一点向x轴,y轴作垂线,垂线段与坐标轴围成的矩形面积总等于|k|
D.反比例函数y=
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右边几何体的俯视图是( )
![manfen5.com 满分网](http://img.manfen5.com/res/CZSX/web/STSource/20131103000552103003890/SYS201311030005521030038005_ST/images0.png)
A.
![manfen5.com 满分网](http://img.manfen5.com/res/CZSX/web/STSource/20131103000552103003890/SYS201311030005521030038005_ST/images1.png)
B.
![manfen5.com 满分网](http://img.manfen5.com/res/CZSX/web/STSource/20131103000552103003890/SYS201311030005521030038005_ST/images2.png)
C.
![manfen5.com 满分网](http://img.manfen5.com/res/CZSX/web/STSource/20131103000552103003890/SYS201311030005521030038005_ST/images3.png)
D.
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A.m>
![manfen5.com 满分网](http://img.manfen5.com/res/CZSX/web/STSource/20131103000552103003890/SYS201311030005521030038004_ST/0.png)
B.m<
![manfen5.com 满分网](http://img.manfen5.com/res/CZSX/web/STSource/20131103000552103003890/SYS201311030005521030038004_ST/1.png)
C.m≥
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