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anonymous

  • one year ago

Check my answer??? Find S5 for the series -2 + -10 + -50 + -250 +... I think it's -1250

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  1. freeG13
    • one year ago
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    so far it is 208

  2. anonymous
    • one year ago
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    what?

  3. freeG13
    • one year ago
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    when your adding negatives you change the signs like instead of -2 + -10 you do 2 - 10 it is the same answer just easier.

  4. anonymous
    • one year ago
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    okay but I thought the 5th one in the series was -1250

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spraguer (Moderator)
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