Inserting n arithmetic means between two numbers (Common difference between inserted AMs is (b−a)/(n+1); sequence is AP)
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Common difference between inserted AMs is (b−a)/(n+1); sequence is AP from a to b with n interior terms
What each symbol means
| Symbol | What it stands for |
|---|---|
| n | Number of means inserted |
| a,b | Endpoints |
When to use this
Full AP has n+2 terms: a, means…, b.