A few days ago
(a) Find the instantaneous rate of change of A with respect to r. (use the Chain Rule)?
$2500 is deposited in an account with an interest rate of r% per year, compounded quarterly. At the end of the 10 years, the balance in the account is given by A = 2500(1 + (1/400)r )^40.
a.Find the instantaneous rate of change of A with respect to r. ( use the Chain Rule.)
b. (b) What is the rate of change of A with respect to r when r = 7?
Top 1 Answers
A few days ago
Favorite Answer
I’ll do a, you can plug in 7 afterward
A’= (40*2500(1+(1/400)r))^39)/400
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