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| rev | Admin | (Created page with "You are given that the force of interest at time t (in years) is <math>\frac{1}{t+8}</math> Calculate the annual effective rate of interest in year 5. <ul class="mw-excansopts"><li>6.2%</li><li>6.6%</li><li>7.4%</li><li>8.3%</li><li>9.5%</li></ul> {{soacopyright | 2023 }}") | Nov 18'23 at 1:17 | +275 |