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anonymous

  • 5 years ago

solve W^4-4w²-2=0 cant figure out what i am doing wrong u=w² u²-4u-2=0 u=2-(sqrt)6 or u=2+(sqrt)6 w²=2-(sqrt)6 or w²=2+(sqrt)6 w=(sqrt)2+(sqrt)6, -(sqrt)2+(sqrt)6 tell me what i am doing wrong and how to fix it plz

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  1. anonymous
    • 5 years ago
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    you got your variables mixed up. or is it both W capital. or one capital one lower case w.???

  2. anonymous
    • 5 years ago
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    all lower case sry

  3. anonymous
    • 5 years ago
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    well since you have the equation. why not use what you have and plug it in to the Quadratic Formula.

  4. anonymous
    • 5 years ago
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    show me

  5. anonymous
    • 5 years ago
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    too much to type it. look at the link. it's a picture. couple steps of where i think you went wrong. http://clip2net.com/s/Xycs

  6. anonymous
    • 5 years ago
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    then w=2.1094 and w=-2.1094 This all for this problem. sorry i'm running out of time got to go.

  7. anonymous
    • 5 years ago
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    i got 24

  8. anonymous
    • 5 years ago
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    i solved it twice already and got the same answer. Sorry i'm running out of time. Have a great evening. ask the question again some one else could help you.

  9. anonymous
    • 5 years ago
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    w=-2.1093813649 w=2.1093813649

  10. anonymous
    • 5 years ago
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    sorry good bye

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spraguer (Moderator)
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