You deposit $1000 in an account with an annual interest rate of r (in decimal form) compounded monthly. At the end of 5 years, the balance A is A = 1000 1 + r 12 60 . Find the rates of change of A with respect to r when r = 0.09, r = 0.12, and r = 0.15. (Round your answer to two decimal places.) (a) r = 0.09 $ per 100 percentage points (b) r = 0.12 $ per 100 percentage points (c) r = 0.15 $ per 100 percentage points
You deposit $1000 in an account with an annual interest rate of r (in decimal form) compounded monthly. At the end of 5 years, the balance A is A = 1000 1 + r 12 60 . Find the rates of change of A with respect to r when r = 0.09, r = 0.12, and r = 0.15. (Round your answer to two decimal places.) (a) r = 0.09 $ per 100 percentage points (b) r = 0.12 $ per 100 percentage points (c) r = 0.15 $ per 100 percentage points
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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You deposit $1000 in an account with an annual interest rate of r (in decimal form) compounded monthly. At the end of 5 years, the balance A is
A = 1000
1 +
.
r |
12 |
60 | |
Find the rates of change of A with respect to r when
r = 0.09,
r = 0.12,
and
r = 0.15.
(Round your answer to two decimal places.)(a)
r = 0.09
$ per 100 percentage points
(b)
r = 0.12
$ per 100 percentage points
(c)
r = 0.15
$ per 100 percentage points
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