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anonymous

  • one year ago

Math Question. Please explain how to solve this.

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  1. anonymous
    • one year ago
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    \[\sum_{n=0}^{4}\frac{ n ^{2} }{ 2 }\]

  2. anonymous
    • one year ago
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    Expand and simplify this.

  3. anonymous
    • one year ago
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    ok it works like this \[\sum_{n=0}^{4}\frac{ n^2 }{ 2 } = \frac{ 0^2 }{ 2 } + \frac{ 1^2 }{ 2 } +\frac{ 2^2 }{ 2 } +\frac{ 3^2 }{ 2 }+ \frac{ 4^2 }{ 2 }\]

  4. anonymous
    • one year ago
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    |dw:1438274752520:dw|

  5. anonymous
    • one year ago
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    Am I suppose to add all of those together to get one number or would that be the final answer?

  6. anonymous
    • one year ago
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    yes

  7. anonymous
    • one year ago
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    It would be the final answer?

  8. anonymous
    • one year ago
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    thats why its called summation

  9. anonymous
    • one year ago
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    Oh so I have to add all of them.

  10. anonymous
    • one year ago
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    It equals 15?

  11. anonymous
    • one year ago
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    yea

  12. anonymous
    • one year ago
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    Okay thanks!

  13. anonymous
    • one year ago
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    yw

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spraguer (Moderator)
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