SOLUTION: if you get a penny on day one, then on day two you get 2 pennies, day three you get 3 pennies and so on - Write an expression showing how many you will have on day "n"

SOLUTION: if you get a penny on day one, then on day two you get 2 pennies, day three you get 3 pennies and so on - Write an expression showing how many you will have on day "n"

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Question 798918: if you get a penny on day one, then on day two you get 2 pennies, day three you get 3 pennies and so on - Write an expression showing how many you will have on day "n"
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
This is 1 + 2 + 3 + 4 + 5 + 6 . . .
The formula ( which I happen to know ) is
Sum =
If , the sum is
Sum =

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