7.設(shè)過(guò)點(diǎn)的直線(xiàn)分別與軸的正半軸和軸的正半軸交于兩點(diǎn).點(diǎn)與點(diǎn)關(guān)于軸對(duì)稱(chēng).為坐標(biāo)原點(diǎn).若且.則點(diǎn)的軌跡方程是 ( D )A. B.C. D. 查看更多

 

題目列表(包括答案和解析)

設(shè)過(guò)點(diǎn)的直線(xiàn)分別與軸的正半軸和軸的正半軸交于、兩點(diǎn),點(diǎn)與點(diǎn)關(guān)于軸對(duì)稱(chēng),為坐標(biāo)原點(diǎn),若,且,則點(diǎn)的軌跡方程是                                  (   )

  A.              B.

C.                D.

查看答案和解析>>

設(shè)過(guò)點(diǎn)的直線(xiàn)分別與軸的正半軸和軸的正半軸交于、兩點(diǎn),點(diǎn)與點(diǎn)關(guān)于軸對(duì)稱(chēng),為坐標(biāo)原點(diǎn),若,且,則點(diǎn)的軌跡方程是                                  (   )

  A.              B.

C.                D.

查看答案和解析>>

設(shè)過(guò)點(diǎn)的直線(xiàn)分別與軸的正半軸和軸的正半軸交于、兩點(diǎn),點(diǎn)與點(diǎn)關(guān)于軸對(duì)稱(chēng),為坐標(biāo)原點(diǎn),若,且,則點(diǎn)的軌跡方程是(      )

  A.      B.

  C.      D.

 

查看答案和解析>>

設(shè)過(guò)點(diǎn)的直線(xiàn)分別與軸的正半軸和軸的正半軸交于、 兩點(diǎn),點(diǎn)與點(diǎn)關(guān)于軸對(duì)稱(chēng),為坐標(biāo)原點(diǎn),若,且,則點(diǎn)的軌跡方程是                                                 (    )

       A.            B.

      C.            D.

 

查看答案和解析>>

設(shè)過(guò)點(diǎn)的直線(xiàn)分別與軸的正半軸和軸的正半軸交于兩點(diǎn),點(diǎn)與點(diǎn)關(guān)于軸對(duì)稱(chēng),為坐標(biāo)原點(diǎn),若,則點(diǎn)的軌跡方程是

A      B.

C.    D.

查看答案和解析>>


同步練習(xí)冊(cè)答案