如图,菱形ABCD的顶点A在x轴的正半轴上,边CD所在直线过点O,对角线BD∥x轴交AC于点M,双曲线y=
过点B且与AC交于点N,如果AN=3CN,S△NBC=
,那么k的值为( )
![](https://img.xkw.com/dksih/QBM/2019/4/1/2172935592468480/2173332565467136/STEM/a2f12d0f8a5d4c2b9b9e3f7c93822e97.png?resizew=189)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2442d364f84aea9cbfc569d8dd96ba5a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d33d78f02558d84c57e7db6d9c0221ba.png)
![](https://img.xkw.com/dksih/QBM/2019/4/1/2172935592468480/2173332565467136/STEM/a2f12d0f8a5d4c2b9b9e3f7c93822e97.png?resizew=189)
A.8 | B.9 | C.10 | D.12 |
更新时间:2019-04-02 17:38:38
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