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数学
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7.点P(-1,-3)关于y轴对称的点的坐标是( )
(A)(-1,3) (B)(1,3) (C)(3,-1) (D)(1,-3)
9.点M到x轴的距离为3,到y的距离为4,则点A的坐标为 ( )
A、(3,4) B、(4,3)
C、(4,3),(-4,3) D、(4,3),(-4,3)(-4,-3),(4,-3)
人气:282 ℃ 时间:2020-06-14 12:04:49
解答
D D 绝对没错
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