Arithmetic vs Geometric

Directions: Which is bigger?

The common ratio, r, in a geometric sequence with


the common difference, d, in an arithmetic sequence with


How do you find the common ratio/common difference?

Can you tell just by looking at the given information?  Why or why not?


r = 4 and d = 5, so the common difference in this case is bigger.

Source: Nanette Johnson

Print Friendly, PDF & Email

Check Also

Asymptotes of Rational Functions

Directions: Using the digits 1 to 9 at most one time each, place a digit …

One comment

  1. It is interesting to see the importance of subscript notation here. CCSS generally show function notation for sequences, and rightly so, because sequences are functions. However, I think it would be much messier to write this question without subscript notation.

Leave a Reply

Your email address will not be published. Required fields are marked *