Question

Which of the following functions is an example of exponential decay?

A a(x) = 0.5(1.2)^x
C c(x) = 0.5(x)^0.9
B b(x)=2.4(0.86)^x
D d(x)=log0.5 ^x

Answer 1

A

Explanation:

0.5 is constant, 1.2 is base and x is exponential