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mathslover

  • 3 years ago

Can |x| ever be negative in any case?

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  1. mukushla
    • 3 years ago
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    nope

  2. Libniz
    • 3 years ago
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    yes

  3. Libniz
    • 3 years ago
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    |x| can't

  4. mathslover
    • 3 years ago
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    |i| is negative or positive

  5. mukushla
    • 3 years ago
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    =1 is positive

  6. jmodel12
    • 3 years ago
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    Absolutely! My X is negative 50% of the time.

  7. chandhuru
    • 3 years ago
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    modulus i is positive

  8. mathslover
    • 3 years ago
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    \[|\sqrt{-1}| = ?\] 0^2 + 1^2 = 1 ?

  9. mukushla
    • 3 years ago
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    \[\text{magnitude of everything}\ge0\]

  10. mathslover
    • 3 years ago
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    |(a+ib)^2| = a^2+b^2 ?

  11. mathslover
    • 3 years ago
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    |a+ib|^2 = a^2+b^2

  12. hartnn
    • 3 years ago
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    |a+ib| = sqrt(a^2+b^2)

  13. mathslover
    • 3 years ago
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    Yep.. Thanks @mukushla and @Libniz and @hartnn

  14. mukushla
    • 3 years ago
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    no problem

  15. Perseverance
    • 3 years ago
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    no because |x| = √(X² ) so even if you get any number + or - the number will be squared first making it to be + then it will be rooted to give you the number

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