Correct Answer: Option A

Explanation

Given the sequence 3, 8, 13, 18, ... which is an arithmetic sequence

a = 3

d = T\(_2\) - T\(_1\) = 8 - 3 = 5

The general term of an A.P is:

T\(_n\) = a + (n - 1)d

⇒ T\(_n\) = 3 + (n - 1)5

= T\(_n\) = 3 + 5n - 5

∴ T\(_n\) = 5n - 2

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