Question

An arithmetic sequence has a first term of 3 and a fifth term of 31 what is it’s second term

Answer 1

Answer:10

Explanation:

Adds 7 each time

Answer 2

31 - 3 = 28

Going from first term to fifth term is 4 increases.

28 ÷ 4 = 7

This means we have a common difference of 7.

Sequence is 3, 10, 17, 24, 31