Use the formula for compound interest to determine the amount of money in each account after interest is accrued. 1. An investor deposits $1000 in an account that promises an annual interest rate of 5%, compounded semiannually. How much will be in the account after seven years? A = P(₁ + x)^²

College Algebra
1st Edition
ISBN:9781938168383
Author:Jay Abramson
Publisher:Jay Abramson
Chapter9: Sequences, Probability And Counting Theory
Section9.4: Series And Their Notations
Problem 62SE: Rachael deposits $1500 into a retirement fund each year. The fund earns 8.2% annual interest,...
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Use the formula for compound interest to determine the amount of money in each account after
interest is accrued.
1. An investor deposits $1000 in an account that promises an annual interest rate of 5%,
compounded semiannually. How much will be in the account after seven years?
A = P(1 + 1)^²
2. At the start of the school year, Fairview High School deposits PTA dues in an account that offers an
annual interest rate of 3.5%, compounded quarterly. If $2500 is collected in PTA dues, how much
OF 4
money will the school have at the start of the next school year?
REASE OF
2500 (1 +3.5)
4
Transcribed Image Text:Use the formula for compound interest to determine the amount of money in each account after interest is accrued. 1. An investor deposits $1000 in an account that promises an annual interest rate of 5%, compounded semiannually. How much will be in the account after seven years? A = P(1 + 1)^² 2. At the start of the school year, Fairview High School deposits PTA dues in an account that offers an annual interest rate of 3.5%, compounded quarterly. If $2500 is collected in PTA dues, how much OF 4 money will the school have at the start of the next school year? REASE OF 2500 (1 +3.5) 4
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