The formula for the nth term of the arithmetic sequence first term is 9 common difference is -2

Step-by-step explanation:

Arithmetic sequence:

In an arithmetic sequence, the difference between consecutive terms is always the same, and is called common difference.

The nth term is given by the following equation:

In which is the first term and d is the common difference.

First term is 9 common difference is -2

This means that

So, the nth term is given by:

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step-by-step explanation:

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