a-2>0
a>2
不等式(a-2)x大于1的解集为x大于(a-2)分之一,则a的取值范围是多少
不等式(a-2)x大于1的解集为x大于(a-2)分之一,则a的取值范围是多少
数学人气:689 ℃时间:2020-04-05 05:50:55
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