SOLUTION: A $5000 investment that grows at annual rate of 6% can be modeled by the function: y = 5000 (1.06)x a) Determine the value of the investment after 20 years. b) How long would

Algebra ->  Logarithm Solvers, Trainers and Word Problems -> SOLUTION: A $5000 investment that grows at annual rate of 6% can be modeled by the function: y = 5000 (1.06)x a) Determine the value of the investment after 20 years. b) How long would       Log On


   



Question 1075845: A $5000 investment that grows at annual rate of 6% can be modeled by the function:
y = 5000 (1.06)x
a) Determine the value of the investment after 20 years.
b) How long would it take for the investment to double? Use your graphing calculator and show
window dimensions and graph.
for question a) I got 16035.68, but I'm confused with how to do b). I'm supposed to graph it, yet when I try to do so I get an error?

Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
A $5000 investment that grows at annual rate of 6% can be modeled by the function:
y = 5000 (1.06)x
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No, it cannot.