Question

8. Is the following an arithmetic sequence? 5, 0, -5, -10,...(Points : 1)
yes
no


9. What is the common difference in this sequence? 10, 17, 24, 31,...(Points : 1)
10
7
21
3.1

Answer 1

Yes b/c it's subratcing by 5 each time.. And the difference is 7

Answer 2

arithmetic sequence is when you add or subtract a number from term to term and that is called a common difference

Answer 3

Exactly! That's what you always do to it