Question

3, 9, 81, 243 . . . is an example of an infinite arithmetic series.
True
False

Answer 1

Well, are you adding the same thing again and again?

Answer 2

no?

Answer 3

* If you are adding the same thing again and again, then it is arithmetic.
* If you are multiplying the same thing again and again, then it is geometric.

Answer 4

If you are not adding the same thing again and again, then it's not arithmetic.

Answer 5

okay thanks

Answer 6

you're welcome!

Answer 7

Identify the following series as arithmetic, geometric, both, or neither.

3a + 3a² + 3a³ + . . . + 3an

arithmetic
geometric
both
neither try this one?