Find a General Term A_n for the Geometric Sequence $$a _ { 1 } = \frac { 1 } { 4 } , r = 8$$

question 249

Multiple Choice

Find a general term a_n for the geometric sequence.
- $$a _ { 1 } = \frac { 1 } { 4 } , r = 8$$

• A) \(a _ { n } = \frac { 1 } { 4 } \cdot 8 ^ { n - 1 }\)
• B) \(a _ { n } = \frac { 1 } { 4 } + \frac { 7 } { 4 } ( n - 1 )\)
• C) \(a _ { n } = \left( \frac { 1 } { 4 } \right) n - 1 + \frac { 7 } { 4 }\)
• D) \(a _ { n } = \frac { 1 } { 4 } + 8 ( n - 1 )\)

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