n Learning and Teaching Mathematics - Does the compound interest formula give us the "real" answer?

Volume 2012, Issue 12
  • ISSN : 1990-6811


Take a look at the compound interest formula :

I have always been astounded by its elegance. When you derive the formula, the terms collapse into common factors resulting in a neat, easy-to-use and easy-to-remember formula. But that's not what this article is about. Recently I started to wonder whether the answers we get from this formula are the same as the values the bank would get.

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