The nth term of a sequence is n2 - 6n - 4. Find the sum
MATHEMATICS
JAMB 2012
The nth term of a sequence is n2 - 6n - 4. Find the sum of the 3rd and 4th terms.
- A. 24
- B. 23
- C. -24
- D. -25
Correct Answer: D. -25
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