Find the Nth Term of the Geometric Sequence $- 2 , - \frac { 5 } { 2 } , - \frac { 2.5 } { 8 } , \mathbf { K }$

question 98

Multiple Choice

Find the nth term of the geometric sequence. $- 2 , - \frac { 5 } { 2 } , - \frac { 2.5 } { 8 } , \mathbf { K }$

• A) \(2 \left( - \frac { 5 } { 4 } \right) ^ { n - 1 }\)
• B) \(2 \left( \frac { 5 } { 4 } \right) ^ { n - 1 }\)
• C) \(- 2 \left( - \frac { 4 } { 5 } \right) ^ { n - 1 }\)
• D) \(- 2 \left( \frac { 5 } { 4 } \right) ^ { n - 1 }\)
• E) \(2 \left( - \frac { 4 } { 5 } \right) ^ { n - 1 }\)

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