Question

The first three terms of an arithmetic sequence are as follows.

4, 1, -2
Find the next two terms of this sequence.
4,1, -2, 10
xs ?
Continue

Answer 1

- 5, - 8

Explanation:

The common difference d between consecutive terms is

d = 1 - 4 = - 2 - 1 = - 3

To obtain a term in the sequence subtract 3 from the previous term, that is

- 2 - 3 = - 5

- 5 - 3 = - 8

The next 2 terms in the sequence are - 5 and - 8