What is the next four terms in the arithmetic sequence: 12, 16, 20,...?
1 Answer
Nov 19, 2016
Explanation:
We know that in an arithmetic progression we have
So: d=a_3-a_2=20-16=4 or as well d=a_2-a_1=16-12=4
Now simply a_4=a_3+d=20+4=24