0 57764 57772 57778 57782 57788 57790 57794 57800 57802 57808 57814 57818 57820 57824 57830 57832 57838 57842 57844 57848 57850 57854 57856 57858 57859 57860 57862 57863 57864 57866 57868 57872 57874 57878 57880 57884 57890 57892 57898 57902 57904 57908 57914 57920 57922 57928 57932 57934 57940 57944 57950 57958 266669
（
）n= .
－
=1的焦点坐标是 .
的定义域为 .
={－1，2}、
=｛3，m｝，若
⊥
，则m= .