# Example 2

- Author:
- Walch Education

- Topic:
- Arithmetic

Write a linear function that corresponds to the following arithmetic sequence: 8, 1, –6, –13, …

- Find the common difference by subtracting two successive terms.
- Confirm that the difference is the same between all of the terms.
- Identify the first term
. - Write the explicit formula.
- Simplify the explicit formula.
- Write the formula in function notation.

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