How do you determine if the equation #y = (3)^x# represents exponential growth or decay?
1 Answer
Mar 18, 2016
y =
if b > 1 it is growing
if b < 1 (and greater than 0 of course), then it is decreasing (decay)
if b = 1, we do not have an exponential function at all, since y = 1 will be a straight (horizontal) line
