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jollysailorbold

  • one year ago

Which of the following statements says that a number is between -3 and 3? a.) |x| = 3 b.) |x| < 3 c.) |x| > 3

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  1. jim_thompson5910
    • one year ago
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    Hint: |x| < k means -k < x < k |x| > k means x < -k or x > k k is some positive number

  2. jollysailorbold
    • one year ago
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    so it's c.) |x| > 3?

  3. jim_thompson5910
    • one year ago
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    |x| > 3 turns into x < -3 or x > 3

  4. jim_thompson5910
    • one year ago
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    in this case, k = 3

  5. jollysailorbold
    • one year ago
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    oh, never mind. It would be |x| < 3 because -3 < x < 3, yes?

  6. jim_thompson5910
    • one year ago
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    you got it

  7. jollysailorbold
    • one year ago
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    Yay, thank you:)

  8. jim_thompson5910
    • one year ago
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    you're welcome

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