河南成教 / 高等数学Ⅰ
正确率：100%
2[单选题]
<p style="TEXT-JUSTIFY: inter-ideograph; TEXT-ALIGN: justify; TEXT-INDENT: 21pt; MARGIN: 0cm 0cm 0pt; FONT-FAMILY: Calibri; FONT-SIZE: 10.5pt"><span style="FONT-FAMILY: 宋体">已知向量</span><img style="VERTICAL-ALIGN: middle" width="99" height="25" src="http://www.jxjypt.cn/Content/Scripts/ewebeditor10/uploadfile/exam/201302/20130226154209903001.gif"><span style="FONT-FAMILY: 宋体">的终点为</span><img style="VERTICAL-ALIGN: middle" width="71" height="21" src="http://www.jxjypt.cn/Content/Scripts/ewebeditor10/uploadfile/exam/201302/20130226154209816002.gif"><span style="FONT-FAMILY: 宋体">，则起点</span><img style="VERTICAL-ALIGN: middle" width="16" height="17" src="http://www.jxjypt.cn/Content/Scripts/ewebeditor10/uploadfile/exam/201302/20130226154209817003.gif"><span style="FONT-FAMILY: 宋体">的坐标为</span><span style="FONT-FAMILY: 宋体">（ )</span></p>
<p style="TEXT-JUSTIFY: inter-ideograph; TEXT-ALIGN: justify; TEXT-INDENT: 21pt; MARGIN: 0cm 0cm 0pt; FONT-FAMILY: Calibri; FONT-SIZE: 10.5pt"><span>A</span><span style="FONT-FAMILY: 宋体">．</span><img style="VERTICAL-ALIGN: middle" width="59" height="21" src="http://www.jxjypt.cn/Content/Scripts/ewebeditor10/uploadfile/exam/201302/20130226154209500004.gif"><span><span> </span>B</span><span style="FONT-FAMILY: 宋体">．</span><img style="VERTICAL-ALIGN: middle" width="59" height="21" src="http://www.jxjypt.cn/Content/Scripts/ewebeditor10/uploadfile/exam/201302/20130226154209664005.gif"><span><span> </span>C</span><span style="FONT-FAMILY: 宋体">．</span><img style="VERTICAL-ALIGN: middle" width="65" height="21" src="http://www.jxjypt.cn/Content/Scripts/ewebeditor10/uploadfile/exam/201302/20130226154209193006.gif"><span><span> </span>D</span><span style="FONT-FAMILY: 宋体">．</span><img style="VERTICAL-ALIGN: middle" width="65" height="21" src="http://www.jxjypt.cn/Content/Scripts/ewebeditor10/uploadfile/exam/201302/20130226154209918007.gif"></p>
A.A
B.B
C.C
D.D
<p style="TEXT-JUSTIFY: inter-ideograph; TEXT-ALIGN: justify; TEXT-INDENT: 21pt; MARGIN: 0cm 0cm 0pt; FONT-FAMILY: Calibri; FONT-SIZE: 10.5pt"><span style="FONT-FAMILY: 宋体">已知向量</span><img style="VERTICAL-ALIGN: middle" width="99" height="25" src="http://www.jxjypt.cn/Content/Scripts/ewebeditor10/uploadfile/exam/201302/20130226154209903001.gif"><span style="FONT-FAMILY: 宋体">的终点为</span><img style="VERTICAL-ALIGN: middle" width="71" height="21" src="http://www.jxjypt.cn/Content/Scripts/ewebeditor10/uploadfile/exam/201302/20130226154209816002.gif"><span style="FONT-FAMILY: 宋体">，则起点</span><img style="VERTICAL-ALIGN: middle" width="16" height="17" src="http://www.jxjypt.cn/Content/Scripts/ewebeditor10/uploadfile/exam/201302/20130226154209817003.gif"><span style="FONT-FAMILY: 宋体">的坐标为</span><span style="FONT-FAMILY: 宋体">（ )</span></p>
<p style="TEXT-JUSTIFY: inter-ideograph; TEXT-ALIGN: justify; TEXT-INDENT: 21pt; MARGIN: 0cm 0cm 0pt; FONT-FAMILY: Calibri; FONT-SIZE: 10.5pt"><span>A</span><span style="FONT-FAMILY: 宋体">．</span><img style="VERTICAL-ALIGN: middle" width="59" height="21" src="http://www.jxjypt.cn/Content/Scripts/ewebeditor10/uploadfile/exam/201302/20130226154209500004.gif"><span><span> </span>B</span><span style="FONT-FAMILY: 宋体">．</span><img style="VERTICAL-ALIGN: middle" width="59" height="21" src="http://www.jxjypt.cn/Content/Scripts/ewebeditor10/uploadfile/exam/201302/20130226154209664005.gif"><span><span> </span>C</span><span style="FONT-FAMILY: 宋体">．</span><img style="VERTICAL-ALIGN: middle" width="65" height="21" src="http://www.jxjypt.cn/Content/Scripts/ewebeditor10/uploadfile/exam/201302/20130226154209193006.gif"><span><span> </span>D</span><span style="FONT-FAMILY: 宋体">．</span><img style="VERTICAL-ALIGN: middle" width="65" height="21" src="http://www.jxjypt.cn/Content/Scripts/ewebeditor10/uploadfile/exam/201302/20130226154209918007.gif"></p>
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