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

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

anonymous · Answer

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

precal · Answer

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

anonymous · Answer

Exactly! That's what you always do to it