Draw a line representing the "rise" and a line representing the "run" of the line. State the slope of the line in simplest form.
1 answer:
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Answer:
B) It decreases 22% per year.
Step-by-step explanation:
We are given that The value, v(.r), of his portfolio can be modeled with the function :
Where x is the number of years since he made his investment.
Formula :
Where P = Principal
r = rate of decrease
t = time
A = Amount after t years
So, On comparing
P = 30000
t=x
A=y(x)
So, r = 0.22
r=22%
So, Rate of decrease is 22%
So, Option B is true,
It decreases 22% per year.