设f(x)为奇函数,且在(-∞,0)内是减函数,f(-2)="0,"则xf(x)<0的解集为()A.(-1,0)∪(2,+∞)B.(-∞,-2)∪(0,2)C.(-∞,-2)

题目简介

设f(x)为奇函数,且在(-∞,0)内是减函数,f(-2)="0,"则xf(x)<0的解集为()A.(-1,0)∪(2,+∞)B.(-∞,-2)∪(0,2)C.(-∞,-2)

题目详情

f(x)为奇函数, 且在(-∞, 0)内是减函数, f(-2)=" 0," 则x f(x)<0的解集为    (      )    
A. (-1, 0)∪(2, +∞)B.(-∞, -2)∪(0, 2 )
C.(-∞, -2)∪(2, +∞)D. (-2, 0)∪(0, 2 )
题型:单选题难度:偏易来源:不详

答案

C  

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