What follows in this line

3, - 6, 12, 4, 20,?

Question

Jovanni Green

Mathematics

12 April, 10:52

What follows in this line

3, - 6, 12, 4, 20,?

+3

Answers (1)

Know the Answer?

Lizeth Goodwin · Answer 1

First differences are - 9, + 18, - 8, + 16, suggesting that the next ones will be - 7, + 14.

Hence, the next two terms might be expected to be 13, 27.

What follows in this line3, - 6, 12, 4, 20,?

What follows in this line

3, - 6, 12, 4, 20,?