Find an explicit formula for the arithmetic sequence 10, -10, -30, -50, ...

asked Feb 28, 2021 189k views

5 votes

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4 votes

Explanation:

The formula is subtracting by 20 you can count it so the next - 70

7.7k points

1 vote

Answer:

10-20(n-1)

Explanation:

Dmlittle answered Mar 4, 2021

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