Int. 3 Ch 4 Arithmetic Sequence 1Name ______

Name the first five terms of each arithmetic sequence described.

1. a1 = 4, d = 31. ______

2. a1 = 7, d = 52. ______

3. a1 = 16, d = -23. ______

4. a1 = 38, d = -44. ______

5. a1 = ¾ , d = -¼ 5. ______

Name the next four terms of each arithmetic sequence.

6. 5, 9, 13, …6. ______

7. 2, -3, -8, …7. ______

8. 21, 15, 9, …8. ______

9. 9. ______

Find the nth term of each arithmetic sequence.

10. a1 = -1, d = -10, n = 2510. ______

11. a1 = -3, d = -9, n = 1111. ______

12. a1 = -7, d = 3, n = 1712. ______

13. a1 = 2, d = ½ , n = 813. ______

Complete each statement.

14. 124 is the _____th term of –2, 5, 12, …14. ______

15. –28 is the _____th term of 7, 2, -3, …15. ______

16. – 17/4 is the _____th term of 2 ¼, 2, 1 ¾, …16. ______

Find the indicated term in each arithmetic sequence.

17. a12 for –17, -13, -9, …17. ______

18. a21 for 10, 7, 4, …18. ______

19. a32 for 4, 7, 10, 13, …19. ______

20. a10 for 8, 3, -2, …20. ______

Find the missing terms in each arithmetic sequence.

21. 55, ____, ____, ____, 11521. ______

22. -10, ____, ____, ____, 222. ______

23. ____, -6, ____, ____, 15, ____23. ______

24. ____, 49, ____, ____, 2824. ______

25. The last term of an arithmetic sequence is 207, the common difference 25. ______

is 3, and the number of terms is 14. What is the first term?

26. The third term of an arithmetic sequence is 14 and the ninth term is –1.26. ______

Find the first four terms of the sequence.

27. During a free fall, a skydiver falls 16 feet in the first second, 48 feet in27. ______

the 2nd second, and 80 feet in the third second. If she continues to

fall at this rate, how many feet will she fall during the 8th second?