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设奇函数f(x)在(0,+∞)上是增函数,且f(1)=0,则不等式x[f(x)-...
设奇函数f(x)在(0,+∞)上是增函数,且f(1)=0,则不等式x[f(x)-f(-x)]<0的解集为( )
A.{x|-1<x<0,或>1}
B.{x|x<-1,或0<x<1}
C.{x|x<-1,或x>1}
D.{x|-1<x<0,或0<x<1}
考点分析:
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上单调递增;③
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