Directions: Which is bigger?

The common ratio, r, in a geometric sequence with

OR

the common difference, d, in an arithmetic sequence with

### Hint

### Hint

How do you find the common ratio/common difference?

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

### Answer

### Answer

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

Source: Nanette Johnson

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.