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Evalutate the Series n=14(14)n\sum _ { n = 1 } ^ { 4 } \left( - \frac { 1 } { 4 } \right) ^ { n }

question 97

Multiple Choice

Evalutate the series.
- n=14(14) n\sum _ { n = 1 } ^ { 4 } \left( - \frac { 1 } { 4 } \right) ^ { n }


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