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DragonFlame

  • 2 years ago

Which conjunction or disjunction is equivalent to the open sentence |a – 9| ≤ 4.

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  1. DragonFlame
    • 2 years ago
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    A. a – 9 ≥ 4 and a – 9 ≤ –4 B. a – 9 ≤ 4 or a – 9 ≥ –4 C. a – 9 ≤ 4 and a – 9 ≤ –4 D. a – 9 ≤ 4 and a – 9 ≥ –4

  2. AshMathNerd
    • 2 years ago
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    C.

  3. RaphaelFilgueiras
    • 2 years ago
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    this means the distance from a to 9 is less then 4

  4. DragonFlame
    • 2 years ago
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    So ash is right?

  5. RaphaelFilgueiras
    • 2 years ago
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    |dw:1389408091958:dw|

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