August 2004
Intermediate to advanced
656 pages
15h 28m
English
Instead of paying off a loan in one single lump-sum payoff amount, another alternative is for the borrower to pay more principal with each payment. The question could be phrased as, “If the loan payment were increased by x, how much sooner would the loan be paid off?”
Assuming that the loan is already partially paid off, the solution starts with the formula for calculating the loan-payoff amount described earlier. Because the payoff amount, P, is
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Then it follows that
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The increased payment question ...
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