Complete the sequence: 2, 9, 28, 65, ___?
- 124
- 126
- 128
- None of these
Explanation
2 = 1³ + 1 = 1 + 1
9 = 2³ + 1 = 8 + 1
28 = 3³ + 1 = 27 + 1
65 = 4³ + 1 = 64 + 1
Next term = 5³ + 1 = 125 + 1 = 126
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