Question

Use this graph to write an explicit function to represent the data and determine how much money Amy earned in week 5.

A. f(n) = 5(3)^n + 1; f(5) = 3,645

B. f(n) = 5(3)^n; f(5) = 1,215

C. f(n) = 5(3)^n - 1; f(5) = 405

D. f(n) = 3(3)^n - 1; f(5) = 81​

Answer 1

Answer:

f(n) = 5(3)n − 1; f(5) = 405

Step-by-step explanation:

i took the test.

Answer 2

Answer:

C is the correct answer

Step-by-step explanation:

I am only answering this to award the other person brainliest. I also know that this is right because I *just* took the test and I got a 100%