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Vincen
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Global Stats
Which of the following represents the complete range of \(x\) over which \(x^3-4x^5<0?\)
A. \(0<|x|<\dfrac12\)
B. \(|x|>\dfrac12\)
C. \(-\dfrac12<x<0\) or \(\dfrac12<x\)
D. \(x<-\dfrac12\) or \(0<x<\dfrac12\)
E. \(x<-\dfrac12\) or \(x>0\)
Answer: C
Source: Manhattan GMAT
A. \(0<|x|<\dfrac12\)
B. \(|x|>\dfrac12\)
C. \(-\dfrac12<x<0\) or \(\dfrac12<x\)
D. \(x<-\dfrac12\) or \(0<x<\dfrac12\)
E. \(x<-\dfrac12\) or \(x>0\)
Answer: C
Source: Manhattan GMAT
