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| rev | Admin | (Created page with "'''Solution: A''' <math display = "block"> \left[\frac{1-\left(\frac{1.04}{1.12}\right)^5}{0.12-0.04}\right]+\left[\left(\frac{1.04}{1.12}\right)^5\left(\frac{1}{0.12-0.08}\right)\right]=3.87+17.26=21.13 </math> {{soacopyright | 2023 }}") | Nov 18'23 at 19:44 | +239 |