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theDevonator

the suare root of -10 squared

  • one year ago
  • one year ago

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  1. ayushprasad
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    |dw:1356707763687:dw|

    • one year ago
  2. ShikhaDessai
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    plus or minus 10

    • one year ago
  3. ShikhaDessai
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    |dw:1356707829401:dw|

    • one year ago
  4. theDevonator
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    |dw:1356707872737:dw|

    • one year ago
  5. theDevonator
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    that is how it looks on paper

    • one year ago
  6. ShikhaDessai
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    |dw:1356707913752:dw|

    • one year ago
  7. theDevonator
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    so the answer is -10

    • one year ago
  8. ayushprasad
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    No! @ShikhaDessai is wrong!

    • one year ago
  9. ShikhaDessai
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    Yes.....100%

    • one year ago
  10. ShikhaDessai
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    how am i wrong?

    • one year ago
  11. ayushprasad
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    |dw:1356708112359:dw| Your answer is right, but your reasoning is wrong.

    • one year ago
  12. ShikhaDessai
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    my reasoning isn't wrong either.....by the way i didnt understand urs @ayushprasad

    • one year ago
  13. ayushprasad
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    I'm using imaginary numbers.

    • one year ago
  14. theDevonator
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    right because, i do remeber that the square root of -1 is imaginary

    • one year ago
  15. ayushprasad
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    No it isn't.

    • one year ago
  16. ayushprasad
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    The square root isn't HALF that number, that's dividing by 2...

    • one year ago
  17. ayushprasad
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    It's the number that can multiplied by itself to get that number.

    • one year ago
  18. ShikhaDessai
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    |dw:1356708401482:dw|

    • one year ago
  19. ShikhaDessai
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    ya sorry @ayushprasad ........sqaure root is twice a number which gives u -10 so.....square root is that number raised to half

    • one year ago
  20. ShikhaDessai
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    so my working is correct

    • one year ago
  21. ShikhaDessai
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    well i admit i was wrong when i said that square root is HALF a number.....its the number RAISED TO THE POWER of HALF....sorry

    • one year ago
  22. ShikhaDessai
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    is THAT wrong @ayushprasad ?........... i dont think so

    • one year ago
  23. ShikhaDessai
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    @theDevonator ........? what do u think?

    • one year ago
  24. theDevonator
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    i have no clue i'll try yours^ first when i check my homework with my tutor

    • one year ago
  25. ShikhaDessai
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    because in school we've been taught this short method....

    • one year ago
  26. Edutopia
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    http://www.wolframalpha.com/input/?i=sqrt%28-10%29%5E2

    • one year ago
  27. Jwebster0910
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    10

    • one year ago
  28. Edutopia
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    its -10

    • one year ago
  29. N00bstyle
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    |dw:1356722464630:dw|

    • one year ago
  30. N00bstyle
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    So -10 should be correct...

    • one year ago
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