Question

Find the 55th term of the arithmetic sequence
11
,
21
,
31

Answer 1

Answer:

55th term of the arithmetic sequence : 541

Step-by-step explanation:

Common  Difference = 21 -11 = 31 - 21 = 10

First Term = 11

nth term = a + ( n - 1 )d

55th Term = 11 + ( 54 - 1 )10

⇒ 11 + 53 × 10

⇒ 11 + 530

⇒ 541