10. An initial deposit of $1, 000 is placed in a savings account with an APY of 4.3%. Assume the interest rate remains constant and no additional deposits or withdrawals are made. (a). Find an exponential growth function for the balance. (b). Find the doubling time for the balance. (c). How long will it take until the balance of the account is $5, 000?

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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10. An initial deposit of $1, 000 is placed in a savings account with an APY of 4.3%.
Assume the interest rate remains constant and no additional deposits or withdrawals are made.
(a). Find an exponential growth function for the balance.
(b). Find the doubling time for the balance.
(c). How long will it take until the balance of the account is $5, 000?
Transcribed Image Text:10. An initial deposit of $1, 000 is placed in a savings account with an APY of 4.3%. Assume the interest rate remains constant and no additional deposits or withdrawals are made. (a). Find an exponential growth function for the balance. (b). Find the doubling time for the balance. (c). How long will it take until the balance of the account is $5, 000?
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