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Given an exponential function for compounding interest, A(x) = P(.91)x, what is the rate of change? A.-0.09% B.-9% C.0.91% D. 91%

Given an exponential function for compounding interest, A(x) = P(.91)x, what is the rate of change? A.-0.09% B.-9% C.0.91% D. 91%
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Given an exponential function for compounding interest, A(x) = P(.91)x, what is the rate of change?

A.-0.09%
B.-9%
C.0.91%
D. 91%

User Themadmax
by
7.9k points

2 Answers

6 votes
the answer is -9%  hope this helps :)
User Evu
by
8.4k points
1 vote
I think its -9%...since it is a decay (theres no +1) and 1- .91 =9...well if I'm wrong I'm very sorry 
User Galactocalypse
by
8.5k points
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