Select the First Five Terms of the Sequence $$a _ { n } = \left( - \frac { 1 } { 3 } \right) ^ { n }$$

question 68

Multiple Choice

Select the first five terms of the sequence.(Assume that n begins with 1. ) ​ $$a _ { n } = \left( - \frac { 1 } { 3 } \right) ^ { n }$$ ​

• A) \(- \frac { 1 } { 3 } , \frac { 1 } { 9 } , - \frac { 1 } { 27 } , \frac { 1 } { 81 } , - \frac { 1 } { 243 }\)
• B) \[- \frac { 1 } { 3 } , - \frac { 1 } { 6 } , \frac { 1 } { 27 } , \frac { 1 } { 12 } , - \frac { 1 } { 243 }\]
• C) \[- \frac { 1 } { 3 } , \frac { 1 } { 6 } , - \frac { 1 } { 9 } , \frac { 1 } { 27 } , - \frac { 1 } { 15 }\]
• D) \(\frac { 1 } { 3 } , - \frac { 1 } { 6 } , \frac { 1 } { 9 } , - \frac { 1 } { 12 } , \frac { 1 } { 15 }\)
• E) \(- \frac { 1 } { 3 } , \frac { 1 } { 9 } , - \frac { 1 } { 9 } , \frac { 1 } { 81 } , - \frac { 1 } { 15 }\)

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