Find the next two terms of the sequence 1, 5, 14, 30, 55, ...
MATHEMATICS
WAEC 2004
Find the next two terms of the sequence 1, 5, 14, 30, 55, ...
- A. 61,110
- B. 67,116
- C. 81,140
- D. 91, 140
Correct Answer: D. 91, 140
Explanation
\(1 + 2^2 = 5 + 3^2 = 14 + 4^2 = 30 + 5^2 = 55\)
\(55 + 6^2 = 91 + 7^2 = 140\).
91, 140 are the next two terms.
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