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LogicalApple
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C and D are the same and they both represent the sum for a geometric series

Kainui
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Definitely A or E

LogicalApple
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A or E use notation that suggest a particular element of the series, a_n. Isn't the question asking for the Sum?

kaykim95
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Yes Kainui is wrong lol

Kainui
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I mean definitely not A or E.

LogicalApple
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That's what I figured lol

matricked
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C and D

matricked
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here multiple answers choice is there