# Series

### Exercises

#### Exercise 4

Apply the ratio test to the series. Determine if the series converges, diverges, or requires a different test.

For the series, find

- If
*L*is less than 1, the series converges. - If
*L*is greater than 1 (including infinity), the series diverges. - If
*L*is equal to 1, we need a different test.

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