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

Find an explicit formula for the arithmetic sequence 10, -10, -30, -50, ...
asked 189k views
5 votes
Find an explicit formula for the arithmetic sequence 10, -10, -30, -50, ...

asked
User DjOnce
by
7.1k points

2 Answers

4 votes

Explanation:

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

answered
User Syed Usama Ahmad
by
7.7k points
1 vote

Answer:

10-20(n-1)

Explanation:

answered
User Dmlittle
by
8.2k points
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