# Series

### Example 1

Determine whether the item is a sequence, a series, both, or neither.

3, 4, 5, 6

### Example 2

Determine whether the item is a sequence, a series, both, or neither.

5

### Example 3

Determine whether the item is a sequence, a series, both, or neither.

1 + 2 + 3 + 4 + ...

### Example 4

Determine whether the item is a sequence, a series, both, or neither.

1 – 2 + 3 – 4 + 5 – 6 + ...