Find the Sum $$\sum _ { k = 2 } ^ { 5 } \left( \frac { 1 } { 3 } \right) ^ { k }$$

question 32

Multiple Choice

Find the sum.
- $$\sum _ { k = 2 } ^ { 5 } \left( \frac { 1 } { 3 } \right) ^ { k }$$

• A) \(\frac { 121 } { 1024 }\)
• B) \(\frac { 40 } { 243 }\)
• C) \(\frac { 121 } { 243 }\)
• D) \(\frac { 5 } { 128 }\)

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