Suppose that $1,000 is invested at 7% interest compounded continuously. Use the formula A = Pert. (a) How long (to the nearest day) before the value is $1,250? years, days (b) How long (to the nearest day) before the money doubles? years, days (c) What is the interest rate (compounded continuously and rounded to the nearest tenth of a percent) if the money doubles in 5 years? Need Help? Read It

College Algebra
1st Edition
ISBN:9781938168383
Author:Jay Abramson
Publisher:Jay Abramson
Chapter6: Exponential And Logarithmic Functions
Section6.1: Exponential Functions
Problem 68SE: An investment account with an annual interest rateof 7 was opened with an initial deposit of 4,000...
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Suppose that $1,000 is invested at 7% interest compounded continuously. Use the formula
A = Pert.
(a) How long (to the nearest day) before the value is $1,250?
years,
days
(b) How long (to the nearest day) before the money doubles?
years,
days
(c) What is the interest rate (compounded continuously and rounded to the nearest tenth of a percent) if the money
doubles in 5 years?
%
Need Help?
Read It
Transcribed Image Text:Suppose that $1,000 is invested at 7% interest compounded continuously. Use the formula A = Pert. (a) How long (to the nearest day) before the value is $1,250? years, days (b) How long (to the nearest day) before the money doubles? years, days (c) What is the interest rate (compounded continuously and rounded to the nearest tenth of a percent) if the money doubles in 5 years? % Need Help? Read It
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