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(2002•荆门)当k的值为 (填出一个值即可)时,方程只有一个实数根.
(2002•荆门)当k的值为
(填出一个值即可)时,方程
![manfen5.com 满分网](http://img.manfen5.com/res/CZSX/web/STSource/20131021232516037950644/SYS201310212325160379506022_ST/0.png)
只有一个实数根.
考点分析:
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