Question

Given that the nth term of the sequence 3, 6, 9, 12, ... is 54, what is n?

Answer 1

Answer:

a = 3 and d = 3 where a is first term of an AP and d is common difference of an AP. ⇒ an = 3n. Hence, nth term of the sequence, 3,6,9,12... is an = 3n.

Step-by-step explanation:

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