1. Section 12-1 Sequence and Series

4. Find the next four terms in the arithmetic sequence -12,-1,10,…
21,32,43,54

5. Find the next four terms in the arithmetic sequence 3, 4.3, 5.6,…
6.9, 8.2, 9.5, 10.8

6. Find the next four terms in the arithmetic sequence 3a+2, 4a+1, 5a ,

7. Find the next four terms in the arithmetic sequence x, x+2, x+4

8. Find the next four terms in the arithmetic sequence 3+ i, 4, 5-i

11. Find the 41st term in the arithmetic sequence 11,4,-3,-10,…
-269

12. Find the 20th term of the arithmetic sequence for which = 5 and d=-3
-52

15. Write an arithmetic sequence that has 6 arithmetic means between -12 and 23
-12, -7, -2, 3, 8, 13, 18, 23

18. Find the sum of the first 32 terms in the arithmetic series -12 -6 -0 + … + 174
2592