SOLUTION: Without graphing, determine whether the function y = 7(0.28)^x represents exponential growth or exponential decay.

Question 628468: Without graphing, determine whether the function y = 7(0.28)^x represents exponential growth or exponential decay.
Answer by jim_thompson5910(35256) (Show Source): You can put this solution on YOUR website!
In general, for , if , then this represents exponential decay.

Also, for , if , then this represents exponential growth.

Since , this means that is true (since is true)

So this function represents exponential decay.

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