Find the Sum of the Sequence $$\sum _ { k = 3 } ^ { 5 } \left( k ^ { 2 } - 9 \right)$$

question 196

Multiple Choice

Find the sum of the sequence.
- $$\sum _ { k = 3 } ^ { 5 } \left( k ^ { 2 } - 9 \right)$$

• A) \(- 15\)
• B) 23
• C) 10
• D) \(- 3\)

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