Mathematics for IGCSE & O level - Sequences (Section 3 - No. 8) | ExamPlay

Mathematics for IGCSE & O level - Sequences (Section 3 - No. 8)

Which of the following are the first three terms of the sequence defined by \(a_n = 3n + 1\)?

3

4

7

10

Explanation

Substitute n = 1, 2, and 3 into an = 3n + 1

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