# How do you determine if the equation #y=3(5/2)^x# represents exponential growth or decay?

##### 1 Answer

Jul 28, 2018

Graph depicting exponential growth of

graph{log y - log 3- x log ( 5/2 ) = 0 }

The ( x = 0 ) y-intercept is 3.

Note that

it decays, if

For the given function,

Example for decay:

graph{log y - log 3- x log ( 2/5 ) = 0 }