Find the sum of the series, if possible.
-$$\sum _ { i = 1 } ^ { 5 } 4 ( - 3 ) ^ { i }$$
A) 69
B) $- 732$
C) Not possible, infinite
D) $- 2460$

Name: Find the sum of the series, if possible. -\[\sum _ { i = 1 } ^ { 5 } 4 ( - 3 ) ^ { i }\] A) 69 B) $- 732$ C) Not possible, infinite D) $- 2460$
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Question

Quizplus · Accepted Answer

The series is finite with 5 terms: $4(-3)^1 + 4(-3)^2 + 4(-3)^3 + 4(-3)^4 + 4(-3)^5$. Calculating each term and summing them gives $-732$.

Find the Sum of the Series, If Possible ∑i=154(−3)i\sum _ { i = 1 } ^ { 5 } 4 ( - 3 ) ^ { i }i=1∑5​4(−3)i

Find the Sum of the Series, If Possible $\sum _ { i = 1 } ^ { 5 } 4 ( - 3 ) ^ { i }$