已知点P(a,b)在第三象限,且|a|=3,|b|=4,那么点P的坐标为( ) 发布时间:2017-05-11 11:28 │ 来源:www.tikuol.com 题型:选择题 问题: 已知点P(a,b)在第三象限,且|a|=3,|b|=4,那么点P的坐标为( )A.(-4,-3)B.(-3,-4)C.(-3,4)D.(3,-4)
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