Find the Common Ratio, R, for the Geometric Sequence $243 , - 81,27 , - 9 , \ldots$

question 14

Multiple Choice

Find the common ratio, r, for the geometric sequence.
- $243 , - 81,27 , - 9 , \ldots$

• A) \(- \frac { 1 } { 4 }\)
• B) \(\frac { 1 } { 3 }\)
• C) \(- 3\)
• D) \(- \frac { 1 } { 3 }\)