Woojin L.

asked • 9d# solve for question below

**solve for the question below**

For the given arithmetic sequence,

(a) Identify the common difference, d.

(b) Write a recursive formula.

(c) Write a non-recursive formula for the nth term, a_{n }

(d) Find the 20th and 50th terms.

- 7, 11, 15, 19, 23, ...
- 5, -1, -7, -13, -19, ...
- 3/2, 4, 13/2, 9, 23/2

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## 1 Expert Answer

Obinna E. answered • 9d

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Mark M.

What is a common difference? Look it up in your text.9d