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If x^2- 16 > 0, which of the following must be true?
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- x^2- 16 > 0
=> (x-4)*(x+4) > 0
=> x > 4 or x < -4 - 9 years agoHelpfull: Yes(9) No(0)
- x>4 AND x
- 9 years agoHelpfull: Yes(0) No(1)
- **SORRY**
x>4 AND x - 9 years agoHelpfull: Yes(0) No(1)
- x4
- 9 years agoHelpfull: Yes(0) No(0)
- x4
- 9 years agoHelpfull: Yes(0) No(0)
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