(1)x^2/16-y^2/9=1 A^2=C^2-B^2=16 (2)y^2/9-x^2/27=1 B^2=C^2-A^2=6^2-3^2=27(3) 设双曲线方程为my^2-nx^2=1代入两点坐标,得32m-9n=125m-81/16n=1解之得m=7/112n=1/9双曲线方程为7/112y^2-1/9x^2=1 双曲线方程为
请教道高二数学题,会的来看下,十分紧急,有过程可以加20分!谢谢!
(1)x^2/16-y^2/9=1 A^2=C^2-B^2=16 (2)y^2/9-x^2/27=1 B^2=C^2-A^2=6^2-3^2=27(3) 设双曲线方程为my^2-nx^2=1代入两点坐标,得32m-9n=125m-81/16n=1解之得m=7/112n=1/9双曲线方程为7/112y^2-1/9x^2=1 双曲线方程为