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MSMR

  • 3 years ago

can you square across an inequality?

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  1. Mertsj
    • 3 years ago
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    No

  2. anonymous
    • 3 years ago
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    \(\geq^2\) like that?

  3. Mertsj
    • 3 years ago
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    -4<0 Squaring both sides: 16<0 Doesn't always work, does it?

  4. anonymous
    • 3 years ago
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    \(-2<1\) what happens when you square?

  5. MSMR
    • 3 years ago
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    oh, you would get 4 < 1

  6. MSMR
    • 3 years ago
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    how do you know when you can square things, or can you just not square things at all?

  7. ParthKohli
    • 3 years ago
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    You can square across when you have an inequality \(a > b\) and \(a,b\) are positive.

  8. ParthKohli
    • 3 years ago
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    Or rather, nonnegative.

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