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 2 years ago
Find the sum of the given arithmetic series.
27 + 20 + 13 + 6 + ... + (–36)
 2 years ago
Find the sum of the given arithmetic series. 27 + 20 + 13 + 6 + ... + (–36)

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Compassionate
 2 years ago
Best ResponseYou've already chosen the best response.0It's decreasing by seven each time. That is: 27+ 20+ 13+ 6  1  8  15  22  29  36 This simplifies too: 66  111

Compassionate
 2 years ago
Best ResponseYou've already chosen the best response.0The "... +(36) Means we're only going to 36, once we get there we stop.

Compassionate
 2 years ago
Best ResponseYou've already chosen the best response.0Can you do the last part by yourself?

Kaederfds
 2 years ago
Best ResponseYou've already chosen the best response.110/2 x (2736) = 5.(9) = 45

Compassionate
 2 years ago
Best ResponseYou've already chosen the best response.0Kae, don't give out the answer.

lopez_hatesmath
 2 years ago
Best ResponseYou've already chosen the best response.0pshhhh thankss :)
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