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

Just took the test.

Explanation:

Answer 2

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