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OpenStudy (anonymous):
an=3-2n and an=(-1)^n2^2/n! are they goemetir series/sequence or arithemtic seris/sequnce
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OpenStudy (anonymous):
first one is arithmetic, second one is definitely not arithmetic, not sure about geometric
OpenStudy (anonymous):
is it arithmetic and sequnece or series for an=3-2n
OpenStudy (anonymous):
Yes it is arithmetic, and sequence. Series is a sum of a sequence
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