Find the Sum of the Finite Geometric Sequence $\sum _ { n = 1 } ^ { 7 } 3 \left( \frac { 2 } { 5 } \right) ^ { n - 1 }$

question 82

Multiple Choice

Find the sum of the finite geometric sequence. $\sum _ { n = 1 } ^ { 7 } 3 \left( \frac { 2 } { 5 } \right) ^ { n - 1 }$

• A) \(\frac { 390,369 } { 31,250 }\)
• B) \(\frac { 192 } { 5 }\)
• C) \(25,999\)
• D) \(\frac { 5187 } { 3125 }\)
• E) \(\frac { 77,997 } { 15,625 }\)

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