题目内容
双曲线4x2-4y2-8x+16y-11=0的渐近线方程是
[
]A
.x-y+1=0,x+y-3=0 B.x-y+1=0,x+y+3=0C
.x-y-1=0,x+y+3=0 D.x-y-1=0,x+y-3=0
答案:A
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题目内容
双曲线4x2-4y2-8x+16y-11=0的渐近线方程是
[
]A
.x-y+1=0,x+y-3=0 B.x-y+1=0,x+y+3=0C
.x-y-1=0,x+y+3=0 D.x-y-1=0,x+y-3=0