过A,B作x轴的垂线,垂足分别是M,N.易证△AMP≌△BNP.
∴AM=PN,PM=BN,
设A的坐标为(
| 8 |
| m |
∴OM=
| 8 |
| m |
则MP=4-
| 8 |
| m |
∴ON=OP+PN=4+AM=4+m.
BN=MP=4-
| 8 |
| m |
则B的坐标是(4+m,4-
| 8 |
| m |
代入双曲线y=
| 8 |
| x |
| 8 |
| m |
解得:m=2
| 2 |
则ON=4+m=4+2
| 2 |
| 8 |
| m |
| 2 |
则B的坐标是(4+2
| 2 |
| 2 |
故答案是:(4+2
| 2 |
| 2 |
| 8 |
| x |

过A,B作x轴的垂线,垂足分别是M,N.| 8 |
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| x |
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| m |
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| 8 |
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