Mathematics for IGCSE & O level - Sequences (Section 2 - No. 26)

Find the general formula for the nth term of the sequence 2, 7, 12, 17, ...

5n - 3

2n + 5

7n - 5

3n + 5

설명

The sequence increases by 5 each time. When n=1, the answer is 2, so 5n - 3=2

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