文档预览： All they need is self-examination, revised strategy and put into practice to overcome. To sum up it is useful to the development of PCK. Researchers ... 点击下载

文档预览： 9. 已知双曲线的离心率为,若它的一条准线与抛物线的准线重合.设双曲线与抛物线的一个交点为,抛物线的焦点为,则等于. . . .10. 已知函数在区间上的最小值是... 点击下载