A family has a $129,000 , 20-year mortgage at 7.2 % compounded monthly. (A) Find the monthly payment and the total interest paid. (B) Suppose the family decides to add an extra $102 .41 to its mortgage payment each month starting with the very first payment. How long will it take the family to pay off the mortgage? How much interest will be saved?
A family has a $129,000 , 20-year mortgage at 7.2 % compounded monthly. (A) Find the monthly payment and the total interest paid. (B) Suppose the family decides to add an extra $102 .41 to its mortgage payment each month starting with the very first payment. How long will it take the family to pay off the mortgage? How much interest will be saved?
Solution Summary: The author calculates the monthly payment and total interest paid if a family has 129,000, 20 year mortgage.
A family has a
$129,000
, 20-year mortgage at
7.2
%
compounded monthly.
(A) Find the monthly payment and the total interest paid.
(B) Suppose the family decides to add an extra
$102
.41
to its mortgage payment each month starting with the very first payment. How long will it take the family to pay off the mortgage? How much interest will be saved?
2. Suppose f(x) = 3x² - 5x. Show all your work for the problems below.
write it down for better understanding please
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