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Mathematics for IGCSE & O level - Sequences (Section 4 - No. 49)
What is the nth term of the sequence: 2, 7, 12, 17, ...?
5n - 3
5n + 2
3n + 2
7n - 5
Paaiškinimas
The sequence increases by 5, and the first term must equal 2 when n=1
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