Find an explicit formula for the arithmetic sequence 170, 85, 0, -85,....

asked May 18, 2018 19.8k views

3 votes

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3 votes

Answer:

170-85(n-1)

Explanation:

Nguyen Ha Minh answered May 18, 2018

7.4k points

5 votes

The arithmetic sequence is x - 85 for each one.

170 - 85 = 85
85 - 85 = 0
0 - 85 = -85
and so on

so you subtract 85 each time

hope this helps

Dynamiclynk answered May 22, 2018

7.8k points

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