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zeki

  • 3 years ago

find a general solution to (D^4+4)y=0 please and promise i will guide u in a tour at elbaghl restaurant with chef president Ahmed Salmoun

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  1. lollypopabby43
    • 3 years ago
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    is that d to the fourth power?

  2. zeki
    • 3 years ago
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    yup :)

  3. imron07
    • 3 years ago
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    So, you're working on fourth order diff eqn?

  4. zeki
    • 3 years ago
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    yup :)

  5. imron07
    • 3 years ago
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    factor D^4+4 first,

  6. imron07
    • 3 years ago
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    Are you there @zeki ?

  7. zeki
    • 3 years ago
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    yeah with u ... i am just so exhausted sorry

  8. zeki
    • 3 years ago
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    then ?

  9. imron07
    • 3 years ago
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    So, did u find the factors?

  10. zeki
    • 3 years ago
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    No i feel like being against a nuclear reactor

  11. imron07
    • 3 years ago
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    Okay, let me help: D^4+4=D^4-(2i)^2=(D^2+2i)(D^2-2i)

  12. zeki
    • 3 years ago
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    ooooooooooooooooh ! finally i got it .. so many thanks :) that is what i missed

  13. imron07
    • 3 years ago
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    No probs :)

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