Question

Which function below represents exponential decay?

ƒ(x) = 0.5(2)x
ƒ(x) = 4(0.25)x
ƒ(x) = 2(1.3)x
ƒ(x) = (-3)x

Answer 1

f(x)=(-3)x

Explanation:

Answer 2

ƒ( x ) = 4(0.25) x

Explanation:

because my test says so.....