Question

Which is a stretch of an exponential decay function?
f(x) =4/5(5/4)^x

f(x) =4/5(4/5 )^x

f(x) =5/4(4/5)^x

f(x) =5/4(5/4)^x

Answer 1

the answer 

for such a question, it is required to graph each function, the answer is 
f(x) =4/5(4/5 )^x 
check the attached file for proof

Answer 2

Answer:

The correct answer is C. f(x) = 5/4(4/5)^x

Just took the test.

Step-by-step explanation: