Given a,b,c satisfy c<b<a and ac<0,then which one is not sure to be correct in the following inequalities?( )
(英汉词典:besureto确定;correct正确的;inequality不等式)
【考点】不等式的性质.
【答案】C
【解答】
【点评】
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发布:2025/5/28 11:30:1组卷:40引用:3难度:0.9