Question

Is the given sequence in arithmetic progression? 15, 12, 9 , 6​

Answer 1

terms: 15,12,9,6...

15-12 = 3

12-9 = 3

9-6 = 3

Since the difference between the terms is constant, this sequence is an arithmetic progression.

Answer 2

Yes because the difference between the number is same or constant , so it’s in ap