Question

Will fan and give medal... Please help me!!


The sequence an = 27(one third)n − 1 is graphed below:

(Attaching picture)

Find the average rate of change between n = 2 and n = 4.

negative one fourth

one fourth

−4

4

Answer 1

@dumbcow @whpalmer4 .... or anyone who wants to help me....

Answer 2

avg rate of change = slope
\[= \frac{y_2 -y_1}{x_2 - x_1}\]

Answer 3

So, would I use the points (2,9) and (4,1)?

Answer 4

yep

Answer 5

The answer would be -4 then. Thank you! (:

Answer 6

yes you got it

Answer 7

TY sm much! This was correct :D