Determine the value of x for which (x\(^2\) - 1) > 0?

  • A x<-1 or x >1
  • B -1 < x <1
  • C x > 0
  • D x < -1
jamb 2009mathematics

The correct answer is B. -1 < x <1

x\(^2\) > 0

(x+1)(x-1) > 0

x = 1 or -1

-1 < x < 1

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