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artishaalston Group Title

u^2+2u-2=0 solve

  • one year ago
  • one year ago

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  1. bahrom7893 Group Title
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    factor or use the quadratic

    • one year ago
  2. artishaalston Group Title
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    yes

    • one year ago
  3. bahrom7893 Group Title
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    I'm telling you to do it lol

    • one year ago
  4. artishaalston Group Title
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    ok well i wouldnt be asking for help if ik what to do

    • one year ago
  5. bahrom7893 Group Title
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    http://www.wolframalpha.com/input/?i=factor%28u%5E2%2B2u-2%29

    • one year ago
  6. shubham.bagrecha Group Title
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    DO you know quadratic formula?

    • one year ago
  7. artishaalston Group Title
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    yes but i get confused on where to put my numbers in at

    • one year ago
  8. shubham.bagrecha Group Title
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    \[\Large u=\frac{-b \pm \sqrt{b^{2}-4ac}}{2a}\] here b(coeffi. of u)=2 a(coeffi. of u^2)=1 c = -2 substitute.

    • one year ago
  9. artishaalston Group Title
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    ok u=-2+-squreroot 2*-4*1*2 is this right

    • one year ago
  10. shubham.bagrecha Group Title
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    \[\Large u=\frac{-2 \pm \sqrt{2^{2}-4(1)(-2)}}{2(1)}\]

    • one year ago
  11. artishaalston Group Title
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    ok now idk were to go frm here

    • one year ago
  12. artishaalston Group Title
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    u=-2+-sqrt2^2+8

    • one year ago
  13. artishaalston Group Title
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    i am sorry this whole thing is very confusing to me

    • one year ago
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